Finding the Fourth Proportional to 2,339,748.78, 3,509,747.82 and 742,436.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339,748.78 : 3,509,747.82 = 742,436.88 : x
2. Step 2: Convert to fraction form
   2,339,748.78/3,509,747.82 = 742,436.88/x
3. Step 3: Cross multiply
   2,339,748.78x = 3,509,747.82 × 742,436.88
4. Step 4: Simplify right side
   2,339,748.78x = 2,605,766,221,067.60
5. Step 5: Solve for x
   x = 2,605,766,221,067.60/2,339,748.78
6. Step 6: Final answer
   x = 1,113,694.87