Finding the Fourth Proportional to 22,546.71, 31,114.20 and 12,475.07

Step by Step Solution

1. Step 1: Write the proportion equation
   22,546.71 : 31,114.20 = 12,475.07 : x
2. Step 2: Convert to fraction form
   22,546.71/31,114.20 = 12,475.07/x
3. Step 3: Cross multiply
   22,546.71x = 31,114.20 × 12,475.07
4. Step 4: Simplify right side
   22,546.71x = 388,151,667.42
5. Step 5: Solve for x
   x = 388,151,667.42/22,546.71
6. Step 6: Final answer
   x = 17,215.45