Finding the Fourth Proportional to 7,299.55, 10,062.88 and 5,200.03

Step by Step Solution

1. Step 1: Write the proportion equation
   7,299.55 : 10,062.88 = 5,200.03 : x
2. Step 2: Convert to fraction form
   7,299.55/10,062.88 = 5,200.03/x
3. Step 3: Cross multiply
   7,299.55x = 10,062.88 × 5,200.03
4. Step 4: Simplify right side
   7,299.55x = 52,327,306.72
5. Step 5: Solve for x
   x = 52,327,306.72/7,299.55
6. Step 6: Final answer
   x = 7,168.56