Finding the Fourth Proportional to 10,870.08, 15,004.27 and 6,393.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,870.08 : 15,004.27 = 6,393.61 : x
2. Step 2: Convert to fraction form
   10,870.08/15,004.27 = 6,393.61/x
3. Step 3: Cross multiply
   10,870.08x = 15,004.27 × 6,393.61
4. Step 4: Simplify right side
   10,870.08x = 95,931,450.71
5. Step 5: Solve for x
   x = 95,931,450.71/10,870.08
6. Step 6: Final answer
   x = 8,825.28