Finding the Fourth Proportional to 1,068.16, 1,600.72 and 605.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068.16 : 1,600.72 = 605.25 : x
2. Step 2: Convert to fraction form
   1,068.16/1,600.72 = 605.25/x
3. Step 3: Cross multiply
   1,068.16x = 1,600.72 × 605.25
4. Step 4: Simplify right side
   1,068.16x = 968,835.78
5. Step 5: Solve for x
   x = 968,835.78/1,068.16
6. Step 6: Final answer
   x = 907.01