Finding the Fourth Proportional to 2,519,423.39, 3,779,786.63 and 722,438.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,519,423.39 : 3,779,786.63 = 722,438.39 : x
2. Step 2: Convert to fraction form
   2,519,423.39/3,779,786.63 = 722,438.39/x
3. Step 3: Cross multiply
   2,519,423.39x = 3,779,786.63 × 722,438.39
4. Step 4: Simplify right side
   2,519,423.39x = 2,730,662,978,776.29
5. Step 5: Solve for x
   x = 2,730,662,978,776.29/2,519,423.39
6. Step 6: Final answer
   x = 1,083,844.42