Finding the Fourth Proportional to 22,494.47, 31,046.15 and 13,068.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,494.47 : 31,046.15 = 13,068.50 : x
2. Step 2: Convert to fraction form
   22,494.47/31,046.15 = 13,068.50/x
3. Step 3: Cross multiply
   22,494.47x = 31,046.15 × 13,068.50
4. Step 4: Simplify right side
   22,494.47x = 405,726,488.72
5. Step 5: Solve for x
   x = 405,726,488.72/22,494.47
6. Step 6: Final answer
   x = 18,036.73