Finding the Fourth Proportional to 124,165,139.49, 171,351,760.59 and 71,251,536.42

Step by Step Solution

1. Step 1: Write the proportion equation
   124,165,139.49 : 171,351,760.59 = 71,251,536.42 : x
2. Step 2: Convert to fraction form
   124,165,139.49/171,351,760.59 = 71,251,536.42/x
3. Step 3: Cross multiply
   124,165,139.49x = 171,351,760.59 × 71,251,536.42
4. Step 4: Simplify right side
   124,165,139.49x = 12,209,076,210,309,506
5. Step 5: Solve for x
   x = 12,209,076,210,309,506/124,165,139.49
6. Step 6: Final answer
   x = 98,329,339.95