Finding the Fourth Proportional to 2,218,339.86, 3,061,309 and 1,199,744.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,339.86 : 3,061,309 = 1,199,744.62 : x
2. Step 2: Convert to fraction form
   2,218,339.86/3,061,309 = 1,199,744.62/x
3. Step 3: Cross multiply
   2,218,339.86x = 3,061,309 × 1,199,744.62
4. Step 4: Simplify right side
   2,218,339.86x = 3,672,789,002,907.58
5. Step 5: Solve for x
   x = 3,672,789,002,907.58/2,218,339.86
6. Step 6: Final answer
   x = 1,655,647.57