Finding the Fourth Proportional to 10,505.74, 14,518.82 and 8,614.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,505.74 : 14,518.82 = 8,614.39 : x
2. Step 2: Convert to fraction form
   10,505.74/14,518.82 = 8,614.39/x
3. Step 3: Cross multiply
   10,505.74x = 14,518.82 × 8,614.39
4. Step 4: Simplify right side
   10,505.74x = 125,070,662.15
5. Step 5: Solve for x
   x = 125,070,662.15/10,505.74
6. Step 6: Final answer
   x = 11,904.99