Finding the Fourth Proportional to 10,260.18, 14,218.53 and 10,063.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,260.18 : 14,218.53 = 10,063.32 : x
2. Step 2: Convert to fraction form
   10,260.18/14,218.53 = 10,063.32/x
3. Step 3: Cross multiply
   10,260.18x = 14,218.53 × 10,063.32
4. Step 4: Simplify right side
   10,260.18x = 143,085,617.32
5. Step 5: Solve for x
   x = 143,085,617.32/10,260.18
6. Step 6: Final answer
   x = 13,945.72