Finding the Fourth Proportional to 6,477.72, 9,726.30 and 3,707.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,477.72 : 9,726.30 = 3,707.52 : x
2. Step 2: Convert to fraction form
   6,477.72/9,726.30 = 3,707.52/x
3. Step 3: Cross multiply
   6,477.72x = 9,726.30 × 3,707.52
4. Step 4: Simplify right side
   6,477.72x = 36,060,451.78
5. Step 5: Solve for x
   x = 36,060,451.78/6,477.72
6. Step 6: Final answer
   x = 5,566.84