Finding the Fourth Proportional to 1,400.36, 1,933.30 and 1,258.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,400.36 : 1,933.30 = 1,258.52 : x
2. Step 2: Convert to fraction form
   1,400.36/1,933.30 = 1,258.52/x
3. Step 3: Cross multiply
   1,400.36x = 1,933.30 × 1,258.52
4. Step 4: Simplify right side
   1,400.36x = 2,433,096.72
5. Step 5: Solve for x
   x = 2,433,096.72/1,400.36
6. Step 6: Final answer
   x = 1,737.48