Finding the Fourth Proportional to 10,461, 14,423.38 and 8,215.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,461 : 14,423.38 = 8,215.88 : x
2. Step 2: Convert to fraction form
   10,461/14,423.38 = 8,215.88/x
3. Step 3: Cross multiply
   10,461x = 14,423.38 × 8,215.88
4. Step 4: Simplify right side
   10,461x = 118,500,759.27
5. Step 5: Solve for x
   x = 118,500,759.27/10,461
6. Step 6: Final answer
   x = 11,327.86