Finding the Fourth Proportional to 2,802,196.10, 4,203,298.24 and 780,445.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,802,196.10 : 4,203,298.24 = 780,445.82 : x
2. Step 2: Convert to fraction form
   2,802,196.10/4,203,298.24 = 780,445.82/x
3. Step 3: Cross multiply
   2,802,196.10x = 4,203,298.24 × 780,445.82
4. Step 4: Simplify right side
   2,802,196.10x = 3,280,446,550,178.49
5. Step 5: Solve for x
   x = 3,280,446,550,178.49/2,802,196.10
6. Step 6: Final answer
   x = 1,170,669.87