Finding the Fourth Proportional to 10,233.78, 14,124.31 and 6,459.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,233.78 : 14,124.31 = 6,459.00 : x
2. Step 2: Convert to fraction form
   10,233.78/14,124.31 = 6,459.00/x
3. Step 3: Cross multiply
   10,233.78x = 14,124.31 × 6,459.00
4. Step 4: Simplify right side
   10,233.78x = 91,228,969.75
5. Step 5: Solve for x
   x = 91,228,969.75/10,233.78
6. Step 6: Final answer
   x = 8,914.49