Finding the Fourth Proportional to 1,339.74, 1,847.61 and 1,132.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,339.74 : 1,847.61 = 1,132.02 : x
2. Step 2: Convert to fraction form
   1,339.74/1,847.61 = 1,132.02/x
3. Step 3: Cross multiply
   1,339.74x = 1,847.61 × 1,132.02
4. Step 4: Simplify right side
   1,339.74x = 2,091,531.47
5. Step 5: Solve for x
   x = 2,091,531.47/1,339.74
6. Step 6: Final answer
   x = 1,561.15