Finding the Fourth Proportional to 16,061.65, 22,169.55 and 9,348.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,061.65 : 22,169.55 = 9,348.58 : x
2. Step 2: Convert to fraction form
   16,061.65/22,169.55 = 9,348.58/x
3. Step 3: Cross multiply
   16,061.65x = 22,169.55 × 9,348.58
4. Step 4: Simplify right side
   16,061.65x = 207,253,811.74
5. Step 5: Solve for x
   x = 207,253,811.74/16,061.65
6. Step 6: Final answer
   x = 12,903.64