Finding the Fourth Proportional to 1,398,244.72, 1,929,522.14 and 825,469.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,398,244.72 : 1,929,522.14 = 825,469.42 : x
2. Step 2: Convert to fraction form
   1,398,244.72/1,929,522.14 = 825,469.42/x
3. Step 3: Cross multiply
   1,398,244.72x = 1,929,522.14 × 825,469.42
4. Step 4: Simplify right side
   1,398,244.72x = 1,592,761,521,782.96
5. Step 5: Solve for x
   x = 1,592,761,521,782.96/1,398,244.72
6. Step 6: Final answer
   x = 1,139,114.99