Finding the Fourth Proportional to 2,472.83, 3,707.42 and 1,239.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,472.83 : 3,707.42 = 1,239.00 : x
2. Step 2: Convert to fraction form
   2,472.83/3,707.42 = 1,239.00/x
3. Step 3: Cross multiply
   2,472.83x = 3,707.42 × 1,239.00
4. Step 4: Simplify right side
   2,472.83x = 4,593,480.25
5. Step 5: Solve for x
   x = 4,593,480.25/2,472.83
6. Step 6: Final answer
   x = 1,857.58