Finding the Fourth Proportional to 2,377,876.86, 3,566,066.04 and 780,067.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377,876.86 : 3,566,066.04 = 780,067.62 : x
2. Step 2: Convert to fraction form
   2,377,876.86/3,566,066.04 = 780,067.62/x
3. Step 3: Cross multiply
   2,377,876.86x = 3,566,066.04 × 780,067.62
4. Step 4: Simplify right side
   2,377,876.86x = 2,781,772,648,585.63
5. Step 5: Solve for x
   x = 2,781,772,648,585.63/2,377,876.86
6. Step 6: Final answer
   x = 1,169,855.64