Finding the Fourth Proportional to 2,434.10, 3,358.59 and 1,371.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,434.10 : 3,358.59 = 1,371.78 : x
2. Step 2: Convert to fraction form
   2,434.10/3,358.59 = 1,371.78/x
3. Step 3: Cross multiply
   2,434.10x = 3,358.59 × 1,371.78
4. Step 4: Simplify right side
   2,434.10x = 4,607,246.59
5. Step 5: Solve for x
   x = 4,607,246.59/2,434.10
6. Step 6: Final answer
   x = 1,892.80