Finding the Fourth Proportional to 3,862.85, 5,801.29 and 3,706.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,862.85 : 5,801.29 = 3,706.25 : x
2. Step 2: Convert to fraction form
   3,862.85/5,801.29 = 3,706.25/x
3. Step 3: Cross multiply
   3,862.85x = 5,801.29 × 3,706.25
4. Step 4: Simplify right side
   3,862.85x = 21,500,992.79
5. Step 5: Solve for x
   x = 21,500,992.79/3,862.85
6. Step 6: Final answer
   x = 5,566.10