Finding the Fourth Proportional to 1,552.25, 2,325.94 and 1,320.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,552.25 : 2,325.94 = 1,320.18 : x
2. Step 2: Convert to fraction form
   1,552.25/2,325.94 = 1,320.18/x
3. Step 3: Cross multiply
   1,552.25x = 2,325.94 × 1,320.18
4. Step 4: Simplify right side
   1,552.25x = 3,070,659.47
5. Step 5: Solve for x
   x = 3,070,659.47/1,552.25
6. Step 6: Final answer
   x = 1,978.20