Finding the Fourth Proportional to 79,141,024.86, 118,536,139.86 and 60,810,290.70

Step by Step Solution

1. Step 1: Write the proportion equation
   79,141,024.86 : 118,536,139.86 = 60,810,290.70 : x
2. Step 2: Convert to fraction form
   79,141,024.86/118,536,139.86 = 60,810,290.70/x
3. Step 3: Cross multiply
   79,141,024.86x = 118,536,139.86 × 60,810,290.70
4. Step 4: Simplify right side
   79,141,024.86x = 7,208,217,123,342,458
5. Step 5: Solve for x
   x = 7,208,217,123,342,458/79,141,024.86
6. Step 6: Final answer
   x = 91,080,664.37