Finding the Fourth Proportional to 4,731.48, 7,061.28 and 4,540.74

Step by Step Solution

1. Step 1: Write the proportion equation
   4,731.48 : 7,061.28 = 4,540.74 : x
2. Step 2: Convert to fraction form
   4,731.48/7,061.28 = 4,540.74/x
3. Step 3: Cross multiply
   4,731.48x = 7,061.28 × 4,540.74
4. Step 4: Simplify right side
   4,731.48x = 32,063,436.55
5. Step 5: Solve for x
   x = 32,063,436.55/4,731.48
6. Step 6: Final answer
   x = 6,776.62