Finding the Fourth Proportional to 23,074.80, 34,612.15 and 17,817.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,074.80 : 34,612.15 = 17,817.50 : x
2. Step 2: Convert to fraction form
   23,074.80/34,612.15 = 17,817.50/x
3. Step 3: Cross multiply
   23,074.80x = 34,612.15 × 17,817.50
4. Step 4: Simplify right side
   23,074.80x = 616,701,809.56
5. Step 5: Solve for x
   x = 616,701,809.56/23,074.80
6. Step 6: Final answer
   x = 26,726.20