Finding the Fourth Proportional to 2,339,766.78, 3,509,774.82 and 742,454.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339,766.78 : 3,509,774.82 = 742,454.88 : x
2. Step 2: Convert to fraction form
   2,339,766.78/3,509,774.82 = 742,454.88/x
3. Step 3: Cross multiply
   2,339,766.78x = 3,509,774.82 × 742,454.88
4. Step 4: Simplify right side
   2,339,766.78x = 2,605,849,442,810.12
5. Step 5: Solve for x
   x = 2,605,849,442,810.12/2,339,766.78
6. Step 6: Final answer
   x = 1,113,721.87