Finding the Fourth Proportional to 3,992,878.56, 5,510,174.72 and 2,182,042.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,992,878.56 : 5,510,174.72 = 2,182,042.56 : x
2. Step 2: Convert to fraction form
   3,992,878.56/5,510,174.72 = 2,182,042.56/x
3. Step 3: Cross multiply
   3,992,878.56x = 5,510,174.72 × 2,182,042.56
4. Step 4: Simplify right side
   3,992,878.56x = 12,023,435,752,076.08
5. Step 5: Solve for x
   x = 12,023,435,752,076.08/3,992,878.56
6. Step 6: Final answer
   x = 3,011,219.99