Finding the Fourth Proportional to 131,897.30, 182,027.20 and 74,516.72

Step by Step Solution

1. Step 1: Write the proportion equation
   131,897.30 : 182,027.20 = 74,516.72 : x
2. Step 2: Convert to fraction form
   131,897.30/182,027.20 = 74,516.72/x
3. Step 3: Cross multiply
   131,897.30x = 182,027.20 × 74,516.72
4. Step 4: Simplify right side
   131,897.30x = 13,564,069,894.78
5. Step 5: Solve for x
   x = 13,564,069,894.78/131,897.30
6. Step 6: Final answer
   x = 102,838.12