Finding the Fourth Proportional to 6,342.72, 8,752.59 and 3,509.93

Step by Step Solution

1. Step 1: Write the proportion equation
   6,342.72 : 8,752.59 = 3,509.93 : x
2. Step 2: Convert to fraction form
   6,342.72/8,752.59 = 3,509.93/x
3. Step 3: Cross multiply
   6,342.72x = 8,752.59 × 3,509.93
4. Step 4: Simplify right side
   6,342.72x = 30,720,934.46
5. Step 5: Solve for x
   x = 30,720,934.46/6,342.72
6. Step 6: Final answer
   x = 4,843.50