Finding the Fourth Proportional to 1,632.15, 2,444.01 and 1,082.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.15 : 2,444.01 = 1,082.61 : x
2. Step 2: Convert to fraction form
   1,632.15/2,444.01 = 1,082.61/x
3. Step 3: Cross multiply
   1,632.15x = 2,444.01 × 1,082.61
4. Step 4: Simplify right side
   1,632.15x = 2,645,909.67
5. Step 5: Solve for x
   x = 2,645,909.67/1,632.15
6. Step 6: Final answer
   x = 1,621.12