Finding the Fourth Proportional to 3,736.80, 5,606.76 and 3,708.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,736.80 : 5,606.76 = 3,708.72 : x
2. Step 2: Convert to fraction form
   3,736.80/5,606.76 = 3,708.72/x
3. Step 3: Cross multiply
   3,736.80x = 5,606.76 × 3,708.72
4. Step 4: Simplify right side
   3,736.80x = 20,793,902.95
5. Step 5: Solve for x
   x = 20,793,902.95/3,736.80
6. Step 6: Final answer
   x = 5,564.63