Finding the Fourth Proportional to 2,650.34, 3,975.82 and 702.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,650.34 : 3,975.82 = 702.56 : x
2. Step 2: Convert to fraction form
   2,650.34/3,975.82 = 702.56/x
3. Step 3: Cross multiply
   2,650.34x = 3,975.82 × 702.56
4. Step 4: Simplify right side
   2,650.34x = 2,793,252.10
5. Step 5: Solve for x
   x = 2,793,252.10/2,650.34
6. Step 6: Final answer
   x = 1,053.92