Finding the Fourth Proportional to 22,500.02, 31,049.88 and 12,429.11

Step by Step Solution

1. Step 1: Write the proportion equation
   22,500.02 : 31,049.88 = 12,429.11 : x
2. Step 2: Convert to fraction form
   22,500.02/31,049.88 = 12,429.11/x
3. Step 3: Cross multiply
   22,500.02x = 31,049.88 × 12,429.11
4. Step 4: Simplify right side
   22,500.02x = 385,922,374.01
5. Step 5: Solve for x
   x = 385,922,374.01/22,500.02
6. Step 6: Final answer
   x = 17,152.09