Finding the Fourth Proportional to 2,612,738.86, 3,919,127.73 and 719,584.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,612,738.86 : 3,919,127.73 = 719,584.18 : x
2. Step 2: Convert to fraction form
   2,612,738.86/3,919,127.73 = 719,584.18/x
3. Step 3: Cross multiply
   2,612,738.86x = 3,919,127.73 × 719,584.18
4. Step 4: Simplify right side
   2,612,738.86x = 2,820,142,313,907.31
5. Step 5: Solve for x
   x = 2,820,142,313,907.31/2,612,738.86
6. Step 6: Final answer
   x = 1,079,381.62