Finding the Fourth Proportional to 132,490.69, 182,827.74 and 72,060.10

Step by Step Solution

1. Step 1: Write the proportion equation
   132,490.69 : 182,827.74 = 72,060.10 : x
2. Step 2: Convert to fraction form
   132,490.69/182,827.74 = 72,060.10/x
3. Step 3: Cross multiply
   132,490.69x = 182,827.74 × 72,060.10
4. Step 4: Simplify right side
   132,490.69x = 13,174,585,227.17
5. Step 5: Solve for x
   x = 13,174,585,227.17/132,490.69
6. Step 6: Final answer
   x = 99,437.82