Finding the Fourth Proportional to 78,566,428,386.56, 108,421,714,731.48 and 42,437,460,668.06

Step by Step Solution

1. Step 1: Write the proportion equation
   78,566,428,386.56 : 108,421,714,731.48 = 42,437,460,668.06 : x
2. Step 2: Convert to fraction form
   78,566,428,386.56/108,421,714,731.48 = 42,437,460,668.06/x
3. Step 3: Cross multiply
   78,566,428,386.56x = 108,421,714,731.48 × 42,437,460,668.06
4. Step 4: Simplify right side
   78,566,428,386.56x = 4,601,142,254,480,261,644,288
5. Step 5: Solve for x
   x = 4,601,142,254,480,261,644,288/78,566,428,386.56
6. Step 6: Final answer
   x = 58,563,719,249.68