Finding the Fourth Proportional to 25,158.20, 34,728.89 and 16,983.34

Step by Step Solution

1. Step 1: Write the proportion equation
   25,158.20 : 34,728.89 = 16,983.34 : x
2. Step 2: Convert to fraction form
   25,158.20/34,728.89 = 16,983.34/x
3. Step 3: Cross multiply
   25,158.20x = 34,728.89 × 16,983.34
4. Step 4: Simplify right side
   25,158.20x = 589,812,374.95
5. Step 5: Solve for x
   x = 589,812,374.95/25,158.20
6. Step 6: Final answer
   x = 23,444.15