Finding the Fourth Proportional to 7,437.90, 10,244.59 and 5,543.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,437.90 : 10,244.59 = 5,543.42 : x
2. Step 2: Convert to fraction form
   7,437.90/10,244.59 = 5,543.42/x
3. Step 3: Cross multiply
   7,437.90x = 10,244.59 × 5,543.42
4. Step 4: Simplify right side
   7,437.90x = 56,790,065.10
5. Step 5: Solve for x
   x = 56,790,065.10/7,437.90
6. Step 6: Final answer
   x = 7,635.23