Finding the Fourth Proportional to 3,707.52, 5,118.12 and 2,645.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,707.52 : 5,118.12 = 2,645.52 : x
2. Step 2: Convert to fraction form
   3,707.52/5,118.12 = 2,645.52/x
3. Step 3: Cross multiply
   3,707.52x = 5,118.12 × 2,645.52
4. Step 4: Simplify right side
   3,707.52x = 13,540,088.82
5. Step 5: Solve for x
   x = 13,540,088.82/3,707.52
6. Step 6: Final answer
   x = 3,652.06