Finding the Fourth Proportional to 2,617,650.56, 3,926,361.54 and 820,493.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,617,650.56 : 3,926,361.54 = 820,493.12 : x
2. Step 2: Convert to fraction form
   2,617,650.56/3,926,361.54 = 820,493.12/x
3. Step 3: Cross multiply
   2,617,650.56x = 3,926,361.54 × 820,493.12
4. Step 4: Simplify right side
   2,617,650.56x = 3,221,552,630,202.61
5. Step 5: Solve for x
   x = 3,221,552,630,202.61/2,617,650.56
6. Step 6: Final answer
   x = 1,230,703.85