Finding the Fourth Proportional to 16,705.42, 25,058.74 and 5,612.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,705.42 : 25,058.74 = 5,612.47 : x
2. Step 2: Convert to fraction form
   16,705.42/25,058.74 = 5,612.47/x
3. Step 3: Cross multiply
   16,705.42x = 25,058.74 × 5,612.47
4. Step 4: Simplify right side
   16,705.42x = 140,641,426.49
5. Step 5: Solve for x
   x = 140,641,426.49/16,705.42
6. Step 6: Final answer
   x = 8,418.91