Finding the Fourth Proportional to 22,948.26, 31,667.18 and 12,874.83

Step by Step Solution

1. Step 1: Write the proportion equation
   22,948.26 : 31,667.18 = 12,874.83 : x
2. Step 2: Convert to fraction form
   22,948.26/31,667.18 = 12,874.83/x
3. Step 3: Cross multiply
   22,948.26x = 31,667.18 × 12,874.83
4. Step 4: Simplify right side
   22,948.26x = 407,709,494.71
5. Step 5: Solve for x
   x = 407,709,494.71/22,948.26
6. Step 6: Final answer
   x = 17,766.47