Finding the Fourth Proportional to 132,546.90, 182,914.72 and 72,117.56

Step by Step Solution

1. Step 1: Write the proportion equation
   132,546.90 : 182,914.72 = 72,117.56 : x
2. Step 2: Convert to fraction form
   132,546.90/182,914.72 = 72,117.56/x
3. Step 3: Cross multiply
   132,546.90x = 182,914.72 × 72,117.56
4. Step 4: Simplify right side
   132,546.90x = 13,191,363,294.48
5. Step 5: Solve for x
   x = 13,191,363,294.48/132,546.90
6. Step 6: Final answer
   x = 99,522.23