Finding the Fourth Proportional to 83,457,598.69, 125,098,042.78 and 28,072,708.52

Step by Step Solution

1. Step 1: Write the proportion equation
   83,457,598.69 : 125,098,042.78 = 28,072,708.52 : x
2. Step 2: Convert to fraction form
   83,457,598.69/125,098,042.78 = 28,072,708.52/x
3. Step 3: Cross multiply
   83,457,598.69x = 125,098,042.78 × 28,072,708.52
4. Step 4: Simplify right side
   83,457,598.69x = 3,511,840,890,795,031
5. Step 5: Solve for x
   x = 3,511,840,890,795,031/83,457,598.69
6. Step 6: Final answer
   x = 42,079,342.63