Finding the Fourth Proportional to 124,123,630.24, 171,290,609 and 71,942,933.04

Step by Step Solution

1. Step 1: Write the proportion equation
   124,123,630.24 : 171,290,609 = 71,942,933.04 : x
2. Step 2: Convert to fraction form
   124,123,630.24/171,290,609 = 71,942,933.04/x
3. Step 3: Cross multiply
   124,123,630.24x = 171,290,609 × 71,942,933.04
4. Step 4: Simplify right side
   124,123,630.24x = 12,323,148,813,667,822
5. Step 5: Solve for x
   x = 12,323,148,813,667,822/124,123,630.24
6. Step 6: Final answer
   x = 99,281,247.17