Finding the Fourth Proportional to 5,003.70, 7,462.88 and 4,391.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,003.70 : 7,462.88 = 4,391.34 : x
2. Step 2: Convert to fraction form
   5,003.70/7,462.88 = 4,391.34/x
3. Step 3: Cross multiply
   5,003.70x = 7,462.88 × 4,391.34
4. Step 4: Simplify right side
   5,003.70x = 32,772,021.50
5. Step 5: Solve for x
   x = 32,772,021.50/5,003.70
6. Step 6: Final answer
   x = 6,549.56