Finding the Fourth Proportional to 2,728,384.10, 4,091,877.83 and 808,846.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,728,384.10 : 4,091,877.83 = 808,846.44 : x
2. Step 2: Convert to fraction form
   2,728,384.10/4,091,877.83 = 808,846.44/x
3. Step 3: Cross multiply
   2,728,384.10x = 4,091,877.83 × 808,846.44
4. Step 4: Simplify right side
   2,728,384.10x = 3,309,700,815,710.43
5. Step 5: Solve for x
   x = 3,309,700,815,710.43/2,728,384.10
6. Step 6: Final answer
   x = 1,213,062.64