Finding the Fourth Proportional to 2,097.79, 2,895.10 and 1,258.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097.79 : 2,895.10 = 1,258.47 : x
2. Step 2: Convert to fraction form
   2,097.79/2,895.10 = 1,258.47/x
3. Step 3: Cross multiply
   2,097.79x = 2,895.10 × 1,258.47
4. Step 4: Simplify right side
   2,097.79x = 3,643,393.35
5. Step 5: Solve for x
   x = 3,643,393.35/2,097.79
6. Step 6: Final answer
   x = 1,736.78