Finding the Fourth Proportional to 22,554.35, 31,123.64 and 12,482.18

Step by Step Solution

1. Step 1: Write the proportion equation
   22,554.35 : 31,123.64 = 12,482.18 : x
2. Step 2: Convert to fraction form
   22,554.35/31,123.64 = 12,482.18/x
3. Step 3: Cross multiply
   22,554.35x = 31,123.64 × 12,482.18
4. Step 4: Simplify right side
   22,554.35x = 388,490,781.50
5. Step 5: Solve for x
   x = 388,490,781.50/22,554.35
6. Step 6: Final answer
   x = 17,224.65