Finding the Fourth Proportional to 132,422.79, 182,747.06 and 71,997.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,422.79 : 182,747.06 = 71,997.50 : x
2. Step 2: Convert to fraction form
   132,422.79/182,747.06 = 71,997.50/x
3. Step 3: Cross multiply
   132,422.79x = 182,747.06 × 71,997.50
4. Step 4: Simplify right side
   132,422.79x = 13,157,330,178.63
5. Step 5: Solve for x
   x = 13,157,330,178.63/132,422.79
6. Step 6: Final answer
   x = 99,358.50