Finding the Fourth Proportional to 8,285,086.75, 12,428,072.99 and 2,605,753.93

Step by Step Solution

1. Step 1: Write the proportion equation
   8,285,086.75 : 12,428,072.99 = 2,605,753.93 : x
2. Step 2: Convert to fraction form
   8,285,086.75/12,428,072.99 = 2,605,753.93/x
3. Step 3: Cross multiply
   8,285,086.75x = 12,428,072.99 × 2,605,753.93
4. Step 4: Simplify right side
   8,285,086.75x = 32,384,500,036,019.35
5. Step 5: Solve for x
   x = 32,384,500,036,019.35/8,285,086.75
6. Step 6: Final answer
   x = 3,908,770.18