Finding the Fourth Proportional to 2,253,165.78, 3,109,368.72 and 1,347,747.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,253,165.78 : 3,109,368.72 = 1,347,747.78 : x
2. Step 2: Convert to fraction form
   2,253,165.78/3,109,368.72 = 1,347,747.78/x
3. Step 3: Cross multiply
   2,253,165.78x = 3,109,368.72 × 1,347,747.78
4. Step 4: Simplify right side
   2,253,165.78x = 4,190,644,789,581.44
5. Step 5: Solve for x
   x = 4,190,644,789,581.44/2,253,165.78
6. Step 6: Final answer
   x = 1,859,891.90