Finding the Fourth Proportional to 10,463.10, 14,438.42 and 9,627.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,463.10 : 14,438.42 = 9,627.18 : x
2. Step 2: Convert to fraction form
   10,463.10/14,438.42 = 9,627.18/x
3. Step 3: Cross multiply
   10,463.10x = 14,438.42 × 9,627.18
4. Step 4: Simplify right side
   10,463.10x = 139,001,268.26
5. Step 5: Solve for x
   x = 139,001,268.26/10,463.10
6. Step 6: Final answer
   x = 13,284.90