Finding the Fourth Proportional to 86,254,941.96, 129,422,816.02 and 42,511,854.52

Step by Step Solution

1. Step 1: Write the proportion equation
   86,254,941.96 : 129,422,816.02 = 42,511,854.52 : x
2. Step 2: Convert to fraction form
   86,254,941.96/129,422,816.02 = 42,511,854.52/x
3. Step 3: Cross multiply
   86,254,941.96x = 129,422,816.02 × 42,511,854.52
4. Step 4: Simplify right side
   86,254,941.96x = 5,502,003,926,210,966
5. Step 5: Solve for x
   x = 5,502,003,926,210,966/86,254,941.96
6. Step 6: Final answer
   x = 63,787,694.96