Finding the Fourth Proportional to 2,907,131.86, 4,360,365.62 and 777,382.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,907,131.86 : 4,360,365.62 = 777,382.05 : x
2. Step 2: Convert to fraction form
   2,907,131.86/4,360,365.62 = 777,382.05/x
3. Step 3: Cross multiply
   2,907,131.86x = 4,360,365.62 × 777,382.05
4. Step 4: Simplify right side
   2,907,131.86x = 3,389,669,964,425.12
5. Step 5: Solve for x
   x = 3,389,669,964,425.12/2,907,131.86
6. Step 6: Final answer
   x = 1,165,984.25