Finding the Fourth Proportional to 1,352.34, 1,862.73 and 1,261.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,352.34 : 1,862.73 = 1,261.62 : x
2. Step 2: Convert to fraction form
   1,352.34/1,862.73 = 1,261.62/x
3. Step 3: Cross multiply
   1,352.34x = 1,862.73 × 1,261.62
4. Step 4: Simplify right side
   1,352.34x = 2,350,057.42
5. Step 5: Solve for x
   x = 2,350,057.42/1,352.34
6. Step 6: Final answer
   x = 1,737.77