Finding the Fourth Proportional to 132,280.90, 182,549.01 and 71,852.72

Step by Step Solution

1. Step 1: Write the proportion equation
   132,280.90 : 182,549.01 = 71,852.72 : x
2. Step 2: Convert to fraction form
   132,280.90/182,549.01 = 71,852.72/x
3. Step 3: Cross multiply
   132,280.90x = 182,549.01 × 71,852.72
4. Step 4: Simplify right side
   132,280.90x = 13,116,642,901.81
5. Step 5: Solve for x
   x = 13,116,642,901.81/132,280.90
6. Step 6: Final answer
   x = 99,157.50