Finding the Fourth Proportional to 1,432.18, 2,146.91 and 1,061.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,432.18 : 2,146.91 = 1,061.00 : x
2. Step 2: Convert to fraction form
   1,432.18/2,146.91 = 1,061.00/x
3. Step 3: Cross multiply
   1,432.18x = 2,146.91 × 1,061.00
4. Step 4: Simplify right side
   1,432.18x = 2,277,863.52
5. Step 5: Solve for x
   x = 2,277,863.52/1,432.18
6. Step 6: Final answer
   x = 1,590.49