Finding the Fourth Proportional to 22,914.14, 31,578.71 and 17,870.40

Step by Step Solution

1. Step 1: Write the proportion equation
   22,914.14 : 31,578.71 = 17,870.40 : x
2. Step 2: Convert to fraction form
   22,914.14/31,578.71 = 17,870.40/x
3. Step 3: Cross multiply
   22,914.14x = 31,578.71 × 17,870.40
4. Step 4: Simplify right side
   22,914.14x = 564,324,089.83
5. Step 5: Solve for x
   x = 564,324,089.83/22,914.14
6. Step 6: Final answer
   x = 24,627.77