Finding the Fourth Proportional to 10,665.75, 16,005.92 and 3,740.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,665.75 : 16,005.92 = 3,740.25 : x
2. Step 2: Convert to fraction form
   10,665.75/16,005.92 = 3,740.25/x
3. Step 3: Cross multiply
   10,665.75x = 16,005.92 × 3,740.25
4. Step 4: Simplify right side
   10,665.75x = 59,866,123.58
5. Step 5: Solve for x
   x = 59,866,123.58/10,665.75
6. Step 6: Final answer
   x = 5,612.93