Finding the Fourth Proportional to 2,042,103.36, 3,063,364.56 and 780,991.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042,103.36 : 3,063,364.56 = 780,991.68 : x
2. Step 2: Convert to fraction form
   2,042,103.36/3,063,364.56 = 780,991.68/x
3. Step 3: Cross multiply
   2,042,103.36x = 3,063,364.56 × 780,991.68
4. Step 4: Simplify right side
   2,042,103.36x = 2,392,462,234,166.86
5. Step 5: Solve for x
   x = 2,392,462,234,166.86/2,042,103.36
6. Step 6: Final answer
   x = 1,171,567.65