Finding the Fourth Proportional to 3,868.50, 5,802.86 and 1,095.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,868.50 : 5,802.86 = 1,095.47 : x
2. Step 2: Convert to fraction form
   3,868.50/5,802.86 = 1,095.47/x
3. Step 3: Cross multiply
   3,868.50x = 5,802.86 × 1,095.47
4. Step 4: Simplify right side
   3,868.50x = 6,356,824.55
5. Step 5: Solve for x
   x = 6,356,824.55/3,868.50
6. Step 6: Final answer
   x = 1,643.23