Finding the Fourth Proportional to 16,734.09, 25,100.38 and 5,640.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,734.09 : 25,100.38 = 5,640.74 : x
2. Step 2: Convert to fraction form
   16,734.09/25,100.38 = 5,640.74/x
3. Step 3: Cross multiply
   16,734.09x = 25,100.38 × 5,640.74
4. Step 4: Simplify right side
   16,734.09x = 141,584,693.16
5. Step 5: Solve for x
   x = 141,584,693.16/16,734.09
6. Step 6: Final answer
   x = 8,460.85