Finding the Fourth Proportional to 32,578.24, 48,870.24 and 17,780.80

Step by Step Solution

1. Step 1: Write the proportion equation
   32,578.24 : 48,870.24 = 17,780.80 : x
2. Step 2: Convert to fraction form
   32,578.24/48,870.24 = 17,780.80/x
3. Step 3: Cross multiply
   32,578.24x = 48,870.24 × 17,780.80
4. Step 4: Simplify right side
   32,578.24x = 868,951,963.39
5. Step 5: Solve for x
   x = 868,951,963.39/32,578.24
6. Step 6: Final answer
   x = 26,672.77