Finding the Fourth Proportional to 10,648.31, 14,681.02 and 8,727.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,648.31 : 14,681.02 = 8,727.06 : x
2. Step 2: Convert to fraction form
   10,648.31/14,681.02 = 8,727.06/x
3. Step 3: Cross multiply
   10,648.31x = 14,681.02 × 8,727.06
4. Step 4: Simplify right side
   10,648.31x = 128,122,069.00
5. Step 5: Solve for x
   x = 128,122,069.00/10,648.31
6. Step 6: Final answer
   x = 12,032.15