Finding the Fourth Proportional to 132,404.86, 182,758.75 and 89,988.00

Step by Step Solution

1. Step 1: Write the proportion equation
   132,404.86 : 182,758.75 = 89,988.00 : x
2. Step 2: Convert to fraction form
   132,404.86/182,758.75 = 89,988.00/x
3. Step 3: Cross multiply
   132,404.86x = 182,758.75 × 89,988.00
4. Step 4: Simplify right side
   132,404.86x = 16,446,093,484.68
5. Step 5: Solve for x
   x = 16,446,093,484.68/132,404.86
6. Step 6: Final answer
   x = 124,210.65