Finding the Fourth Proportional to 8,188,865.96, 12,282,855.78 and 2,509,106.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,188,865.96 : 12,282,855.78 = 2,509,106.72 : x
2. Step 2: Convert to fraction form
   8,188,865.96/12,282,855.78 = 2,509,106.72/x
3. Step 3: Cross multiply
   8,188,865.96x = 12,282,855.78 × 2,509,106.72
4. Step 4: Simplify right side
   8,188,865.96x = 30,818,995,978,388.84
5. Step 5: Solve for x
   x = 30,818,995,978,388.84/8,188,865.96
6. Step 6: Final answer
   x = 3,763,524.29