Finding the Fourth Proportional to 1,010.43, 1,394.32 and 568.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010.43 : 1,394.32 = 568.25 : x
2. Step 2: Convert to fraction form
   1,010.43/1,394.32 = 568.25/x
3. Step 3: Cross multiply
   1,010.43x = 1,394.32 × 568.25
4. Step 4: Simplify right side
   1,010.43x = 792,322.34
5. Step 5: Solve for x
   x = 792,322.34/1,010.43
6. Step 6: Final answer
   x = 784.14