Finding the Fourth Proportional to 1,443,287.78, 1,991,741.02 and 798,752.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,287.78 : 1,991,741.02 = 798,752.42 : x
2. Step 2: Convert to fraction form
   1,443,287.78/1,991,741.02 = 798,752.42/x
3. Step 3: Cross multiply
   1,443,287.78x = 1,991,741.02 × 798,752.42
4. Step 4: Simplify right side
   1,443,287.78x = 1,590,907,959,738.27
5. Step 5: Solve for x
   x = 1,590,907,959,738.27/1,443,287.78
6. Step 6: Final answer
   x = 1,102,280.49