Finding the Fourth Proportional to 3,726.67, 5,598.71 and 3,516.51

Step by Step Solution

1. Step 1: Write the proportion equation
   3,726.67 : 5,598.71 = 3,516.51 : x
2. Step 2: Convert to fraction form
   3,726.67/5,598.71 = 3,516.51/x
3. Step 3: Cross multiply
   3,726.67x = 5,598.71 × 3,516.51
4. Step 4: Simplify right side
   3,726.67x = 19,687,919.70
5. Step 5: Solve for x
   x = 19,687,919.70/3,726.67
6. Step 6: Final answer
   x = 5,282.98