Finding the Fourth Proportional to 1,010.93, 1,395.16 and 568.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010.93 : 1,395.16 = 568.87 : x
2. Step 2: Convert to fraction form
   1,010.93/1,395.16 = 568.87/x
3. Step 3: Cross multiply
   1,010.93x = 1,395.16 × 568.87
4. Step 4: Simplify right side
   1,010.93x = 793,667.61
5. Step 5: Solve for x
   x = 793,667.61/1,010.93
6. Step 6: Final answer
   x = 785.09