Finding the Fourth Proportional to 1,943.52, 2,915.52 and 710.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,943.52 : 2,915.52 = 710.88 : x
2. Step 2: Convert to fraction form
   1,943.52/2,915.52 = 710.88/x
3. Step 3: Cross multiply
   1,943.52x = 2,915.52 × 710.88
4. Step 4: Simplify right side
   1,943.52x = 2,072,584.86
5. Step 5: Solve for x
   x = 2,072,584.86/1,943.52
6. Step 6: Final answer
   x = 1,066.41