Finding the Fourth Proportional to 6,219,103.93, 8,581,986.41 and 3,428,105.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,219,103.93 : 8,581,986.41 = 3,428,105.15 : x
2. Step 2: Convert to fraction form
   6,219,103.93/8,581,986.41 = 3,428,105.15/x
3. Step 3: Cross multiply
   6,219,103.93x = 8,581,986.41 × 3,428,105.15
4. Step 4: Simplify right side
   6,219,103.93x = 29,419,951,813,665.45
5. Step 5: Solve for x
   x = 29,419,951,813,665.45/6,219,103.93
6. Step 6: Final answer
   x = 4,730,577.29