Finding the Fourth Proportional to 22,482.89, 31,025.95 and 12,411.64

Step by Step Solution

1. Step 1: Write the proportion equation
   22,482.89 : 31,025.95 = 12,411.64 : x
2. Step 2: Convert to fraction form
   22,482.89/31,025.95 = 12,411.64/x
3. Step 3: Cross multiply
   22,482.89x = 31,025.95 × 12,411.64
4. Step 4: Simplify right side
   22,482.89x = 385,082,922.06
5. Step 5: Solve for x
   x = 385,082,922.06/22,482.89
6. Step 6: Final answer
   x = 17,127.82