Finding the Fourth Proportional to 3,766.86, 5,608.10 and 3,748.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,766.86 : 5,608.10 = 3,748.62 : x
2. Step 2: Convert to fraction form
   3,766.86/5,608.10 = 3,748.62/x
3. Step 3: Cross multiply
   3,766.86x = 5,608.10 × 3,748.62
4. Step 4: Simplify right side
   3,766.86x = 21,022,617.08
5. Step 5: Solve for x
   x = 21,022,617.08/3,766.86
6. Step 6: Final answer
   x = 5,580.94