Finding the Fourth Proportional to 22,510.62, 31,066.53 and 12,441.03

Step by Step Solution

1. Step 1: Write the proportion equation
   22,510.62 : 31,066.53 = 12,441.03 : x
2. Step 2: Convert to fraction form
   22,510.62/31,066.53 = 12,441.03/x
3. Step 3: Cross multiply
   22,510.62x = 31,066.53 × 12,441.03
4. Step 4: Simplify right side
   22,510.62x = 386,499,468.57
5. Step 5: Solve for x
   x = 386,499,468.57/22,510.62
6. Step 6: Final answer
   x = 17,169.65