Finding the Fourth Proportional to 132,145.91, 182,362.71 and 71,717.09

Step by Step Solution

1. Step 1: Write the proportion equation
   132,145.91 : 182,362.71 = 71,717.09 : x
2. Step 2: Convert to fraction form
   132,145.91/182,362.71 = 71,717.09/x
3. Step 3: Cross multiply
   132,145.91x = 182,362.71 × 71,717.09
4. Step 4: Simplify right side
   132,145.91x = 13,078,522,885.71
5. Step 5: Solve for x
   x = 13,078,522,885.71/132,145.91
6. Step 6: Final answer
   x = 98,970.32