Finding the Fourth Proportional to 1,432.52, 1,980.54 and 1,102.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,432.52 : 1,980.54 = 1,102.04 : x
2. Step 2: Convert to fraction form
   1,432.52/1,980.54 = 1,102.04/x
3. Step 3: Cross multiply
   1,432.52x = 1,980.54 × 1,102.04
4. Step 4: Simplify right side
   1,432.52x = 2,182,634.30
5. Step 5: Solve for x
   x = 2,182,634.30/1,432.52
6. Step 6: Final answer
   x = 1,523.63