Finding the Fourth Proportional to 9,240.42, 12,752.46 and 5,702.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,240.42 : 12,752.46 = 5,702.34 : x
2. Step 2: Convert to fraction form
   9,240.42/12,752.46 = 5,702.34/x
3. Step 3: Cross multiply
   9,240.42x = 12,752.46 × 5,702.34
4. Step 4: Simplify right side
   9,240.42x = 72,718,862.76
5. Step 5: Solve for x
   x = 72,718,862.76/9,240.42
6. Step 6: Final answer
   x = 7,869.65