Finding the Fourth Proportional to 8,188,889.72, 12,282,891.50 and 2,509,130.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,188,889.72 : 12,282,891.50 = 2,509,130.48 : x
2. Step 2: Convert to fraction form
   8,188,889.72/12,282,891.50 = 2,509,130.48/x
3. Step 3: Cross multiply
   8,188,889.72x = 12,282,891.50 × 2,509,130.48
4. Step 4: Simplify right side
   8,188,889.72x = 30,819,377,445,182.92
5. Step 5: Solve for x
   x = 30,819,377,445,182.92/8,188,889.72
6. Step 6: Final answer
   x = 3,763,559.96