Finding the Fourth Proportional to 1,570.29, 2,356.52 and 801.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570.29 : 2,356.52 = 801.33 : x
2. Step 2: Convert to fraction form
   1,570.29/2,356.52 = 801.33/x
3. Step 3: Cross multiply
   1,570.29x = 2,356.52 × 801.33
4. Step 4: Simplify right side
   1,570.29x = 1,888,346.16
5. Step 5: Solve for x
   x = 1,888,346.16/1,570.29
6. Step 6: Final answer
   x = 1,202.55