Finding the Fourth Proportional to 5,702.37, 7,866.18 and 5,422.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,702.37 : 7,866.18 = 5,422.50 : x
2. Step 2: Convert to fraction form
   5,702.37/7,866.18 = 5,422.50/x
3. Step 3: Cross multiply
   5,702.37x = 7,866.18 × 5,422.50
4. Step 4: Simplify right side
   5,702.37x = 42,654,361.05
5. Step 5: Solve for x
   x = 42,654,361.05/5,702.37
6. Step 6: Final answer
   x = 7,480.11