Finding the Fourth Proportional to 6,632.72, 9,937.92 and 3,162.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,632.72 : 9,937.92 = 3,162.32 : x
2. Step 2: Convert to fraction form
   6,632.72/9,937.92 = 3,162.32/x
3. Step 3: Cross multiply
   6,632.72x = 9,937.92 × 3,162.32
4. Step 4: Simplify right side
   6,632.72x = 31,426,883.17
5. Step 5: Solve for x
   x = 31,426,883.17/6,632.72
6. Step 6: Final answer
   x = 4,738.16