Finding the Fourth Proportional to 8,385,910.27, 12,578,499.50 and 2,628,512.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,385,910.27 : 12,578,499.50 = 2,628,512.56 : x
2. Step 2: Convert to fraction form
   8,385,910.27/12,578,499.50 = 2,628,512.56/x
3. Step 3: Cross multiply
   8,385,910.27x = 12,578,499.50 × 2,628,512.56
4. Step 4: Simplify right side
   8,385,910.27x = 33,062,743,921,703.72
5. Step 5: Solve for x
   x = 33,062,743,921,703.72/8,385,910.27
6. Step 6: Final answer
   x = 3,942,654.15