Finding the Fourth Proportional to 1,265.39, 1,746.05 and 846.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,265.39 : 1,746.05 = 846.62 : x
2. Step 2: Convert to fraction form
   1,265.39/1,746.05 = 846.62/x
3. Step 3: Cross multiply
   1,265.39x = 1,746.05 × 846.62
4. Step 4: Simplify right side
   1,265.39x = 1,478,227.89
5. Step 5: Solve for x
   x = 1,478,227.89/1,265.39
6. Step 6: Final answer
   x = 1,168.20