Finding the Fourth Proportional to 2,377,876.56, 3,566,065.59 and 780,067.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377,876.56 : 3,566,065.59 = 780,067.32 : x
2. Step 2: Convert to fraction form
   2,377,876.56/3,566,065.59 = 780,067.32/x
3. Step 3: Cross multiply
   2,377,876.56x = 3,566,065.59 × 780,067.32
4. Step 4: Simplify right side
   2,377,876.56x = 2,781,771,239,575.94
5. Step 5: Solve for x
   x = 2,781,771,239,575.94/2,377,876.56
6. Step 6: Final answer
   x = 1,169,855.19