Finding the Fourth Proportional to 132,598.74, 182,990.76 and 72,171.59

Step by Step Solution

1. Step 1: Write the proportion equation
   132,598.74 : 182,990.76 = 72,171.59 : x
2. Step 2: Convert to fraction form
   132,598.74/182,990.76 = 72,171.59/x
3. Step 3: Cross multiply
   132,598.74x = 182,990.76 × 72,171.59
4. Step 4: Simplify right side
   132,598.74x = 13,206,733,189.55
5. Step 5: Solve for x
   x = 13,206,733,189.55/132,598.74
6. Step 6: Final answer
   x = 99,599.24