Finding the Fourth Proportional to 1,384.24, 1,899.50 and 1,258.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384.24 : 1,899.50 = 1,258.94 : x
2. Step 2: Convert to fraction form
   1,384.24/1,899.50 = 1,258.94/x
3. Step 3: Cross multiply
   1,384.24x = 1,899.50 × 1,258.94
4. Step 4: Simplify right side
   1,384.24x = 2,391,362.07
5. Step 5: Solve for x
   x = 2,391,362.07/1,384.24
6. Step 6: Final answer
   x = 1,727.56