Finding the Fourth Proportional to 1,010.31, 1,394.33 and 562.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010.31 : 1,394.33 = 562.33 : x
2. Step 2: Convert to fraction form
   1,010.31/1,394.33 = 562.33/x
3. Step 3: Cross multiply
   1,010.31x = 1,394.33 × 562.33
4. Step 4: Simplify right side
   1,010.31x = 784,073.59
5. Step 5: Solve for x
   x = 784,073.59/1,010.31
6. Step 6: Final answer
   x = 776.07