Finding the Fourth Proportional to 1,068.89, 1,474.17 and 847.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068.89 : 1,474.17 = 847.49 : x
2. Step 2: Convert to fraction form
   1,068.89/1,474.17 = 847.49/x
3. Step 3: Cross multiply
   1,068.89x = 1,474.17 × 847.49
4. Step 4: Simplify right side
   1,068.89x = 1,249,344.33
5. Step 5: Solve for x
   x = 1,249,344.33/1,068.89
6. Step 6: Final answer
   x = 1,168.82