Finding the Fourth Proportional to 22,486.04, 31,030.56 and 12,414.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,486.04 : 31,030.56 = 12,414.50 : x
2. Step 2: Convert to fraction form
   22,486.04/31,030.56 = 12,414.50/x
3. Step 3: Cross multiply
   22,486.04x = 31,030.56 × 12,414.50
4. Step 4: Simplify right side
   22,486.04x = 385,228,887.12
5. Step 5: Solve for x
   x = 385,228,887.12/22,486.04
6. Step 6: Final answer
   x = 17,131.91