Finding the Fourth Proportional to 1,948.84, 2,918.52 and 1,025.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,948.84 : 2,918.52 = 1,025.18 : x
2. Step 2: Convert to fraction form
   1,948.84/2,918.52 = 1,025.18/x
3. Step 3: Cross multiply
   1,948.84x = 2,918.52 × 1,025.18
4. Step 4: Simplify right side
   1,948.84x = 2,992,008.33
5. Step 5: Solve for x
   x = 2,992,008.33/1,948.84
6. Step 6: Final answer
   x = 1,535.28