Finding the Fourth Proportional to 82,007.62, 123,018.72 and 32,091.40

Step by Step Solution

1. Step 1: Write the proportion equation
   82,007.62 : 123,018.72 = 32,091.40 : x
2. Step 2: Convert to fraction form
   82,007.62/123,018.72 = 32,091.40/x
3. Step 3: Cross multiply
   82,007.62x = 123,018.72 × 32,091.40
4. Step 4: Simplify right side
   82,007.62x = 3,947,842,951.01
5. Step 5: Solve for x
   x = 3,947,842,951.01/82,007.62
6. Step 6: Final answer
   x = 48,139.95