Finding the Fourth Proportional to 124,443,091.58, 171,705,828.02 and 71,509,575.02

Step by Step Solution

1. Step 1: Write the proportion equation
   124,443,091.58 : 171,705,828.02 = 71,509,575.02 : x
2. Step 2: Convert to fraction form
   124,443,091.58/171,705,828.02 = 71,509,575.02/x
3. Step 3: Cross multiply
   124,443,091.58x = 171,705,828.02 × 71,509,575.02
4. Step 4: Simplify right side
   124,443,091.58x = 12,278,610,788,951,330
5. Step 5: Solve for x
   x = 12,278,610,788,951,330/124,443,091.58
6. Step 6: Final answer
   x = 98,668,480.78