Finding the Fourth Proportional to 1,310.34, 1,964.83 and 1,062.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,310.34 : 1,964.83 = 1,062.89 : x
2. Step 2: Convert to fraction form
   1,310.34/1,964.83 = 1,062.89/x
3. Step 3: Cross multiply
   1,310.34x = 1,964.83 × 1,062.89
4. Step 4: Simplify right side
   1,310.34x = 2,088,388.33
5. Step 5: Solve for x
   x = 2,088,388.33/1,310.34
6. Step 6: Final answer
   x = 1,593.78