Finding the Fourth Proportional to 16,386.74, 22,613.72 and 9,314.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,386.74 : 22,613.72 = 9,314.52 : x
2. Step 2: Convert to fraction form
   16,386.74/22,613.72 = 9,314.52/x
3. Step 3: Cross multiply
   16,386.74x = 22,613.72 × 9,314.52
4. Step 4: Simplify right side
   16,386.74x = 210,635,947.21
5. Step 5: Solve for x
   x = 210,635,947.21/16,386.74
6. Step 6: Final answer
   x = 12,854.05