Finding the Fourth Proportional to 2,097.78, 3,146.98 and 1,001.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097.78 : 3,146.98 = 1,001.25 : x
2. Step 2: Convert to fraction form
   2,097.78/3,146.98 = 1,001.25/x
3. Step 3: Cross multiply
   2,097.78x = 3,146.98 × 1,001.25
4. Step 4: Simplify right side
   2,097.78x = 3,150,913.73
5. Step 5: Solve for x
   x = 3,150,913.73/2,097.78
6. Step 6: Final answer
   x = 1,502.02