Finding the Fourth Proportional to 78,541,139,175.93, 117,828,254,744.76 and 25,478,029,012.86

Step by Step Solution

1. Step 1: Write the proportion equation
   78,541,139,175.93 : 117,828,254,744.76 = 25,478,029,012.86 : x
2. Step 2: Convert to fraction form
   78,541,139,175.93/117,828,254,744.76 = 25,478,029,012.86/x
3. Step 3: Cross multiply
   78,541,139,175.93x = 117,828,254,744.76 × 25,478,029,012.86
4. Step 4: Simplify right side
   78,541,139,175.93x = 3,002,031,692,921,654,214,656
5. Step 5: Solve for x
   x = 3,002,031,692,921,654,214,656/78,541,139,175.93
6. Step 6: Final answer
   x = 38,222,410,884.53