Finding the Fourth Proportional to 2,258.48, 3,384.76 and 1,635.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258.48 : 3,384.76 = 1,635.88 : x
2. Step 2: Convert to fraction form
   2,258.48/3,384.76 = 1,635.88/x
3. Step 3: Cross multiply
   2,258.48x = 3,384.76 × 1,635.88
4. Step 4: Simplify right side
   2,258.48x = 5,537,061.19
5. Step 5: Solve for x
   x = 5,537,061.19/2,258.48
6. Step 6: Final answer
   x = 2,451.68