Finding the Fourth Proportional to 56,987,749,635,468, 78,638,778,577,812 and 31,982,380,367,540

Step by Step Solution

1. Step 1: Write the proportion equation
   56,987,749,635,468 : 78,638,778,577,812 = 31,982,380,367,540 : x
2. Step 2: Convert to fraction form
   56,987,749,635,468/78,638,778,577,812 = 31,982,380,367,540/x
3. Step 3: Cross multiply
   56,987,749,635,468x = 78,638,778,577,812 × 31,982,380,367,540
4. Step 4: Simplify right side
   56,987,749,635,468x = 2,515,055,328,114,339,631,520,022,528
5. Step 5: Solve for x
   x = 2,515,055,328,114,339,631,520,022,528/56,987,749,635,468
6. Step 6: Final answer
   x = 44,133,262,748,613.98