Finding the Fourth Proportional to 1,012.06, 1,396.88 and 592.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,012.06 : 1,396.88 = 592.62 : x
2. Step 2: Convert to fraction form
   1,012.06/1,396.88 = 592.62/x
3. Step 3: Cross multiply
   1,012.06x = 1,396.88 × 592.62
4. Step 4: Simplify right side
   1,012.06x = 827,819.03
5. Step 5: Solve for x
   x = 827,819.03/1,012.06
6. Step 6: Final answer
   x = 817.95