Finding the Fourth Proportional to 10,601.58, 14,613.43 and 8,470.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,601.58 : 14,613.43 = 8,470.39 : x
2. Step 2: Convert to fraction form
   10,601.58/14,613.43 = 8,470.39/x
3. Step 3: Cross multiply
   10,601.58x = 14,613.43 × 8,470.39
4. Step 4: Simplify right side
   10,601.58x = 123,781,436.91
5. Step 5: Solve for x
   x = 123,781,436.91/10,601.58
6. Step 6: Final answer
   x = 11,675.75