Finding the Fourth Proportional to 1,057.90, 1,459.83 and 592.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,057.90 : 1,459.83 = 592.06 : x
2. Step 2: Convert to fraction form
   1,057.90/1,459.83 = 592.06/x
3. Step 3: Cross multiply
   1,057.90x = 1,459.83 × 592.06
4. Step 4: Simplify right side
   1,057.90x = 864,306.95
5. Step 5: Solve for x
   x = 864,306.95/1,057.90
6. Step 6: Final answer
   x = 817.00