Finding the Fourth Proportional to 132,555.59, 182,925.89 and 72,126.45

Step by Step Solution

1. Step 1: Write the proportion equation
   132,555.59 : 182,925.89 = 72,126.45 : x
2. Step 2: Convert to fraction form
   132,555.59/182,925.89 = 72,126.45/x
3. Step 3: Cross multiply
   132,555.59x = 182,925.89 × 72,126.45
4. Step 4: Simplify right side
   132,555.59x = 13,193,795,374.34
5. Step 5: Solve for x
   x = 13,193,795,374.34/132,555.59
6. Step 6: Final answer
   x = 99,534.06