Finding the Fourth Proportional to 6,456,648.88, 8,910,804.81 and 4,822,218.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,456,648.88 : 8,910,804.81 = 4,822,218.69 : x
2. Step 2: Convert to fraction form
   6,456,648.88/8,910,804.81 = 4,822,218.69/x
3. Step 3: Cross multiply
   6,456,648.88x = 8,910,804.81 × 4,822,218.69
4. Step 4: Simplify right side
   6,456,648.88x = 42,969,849,549,222.73
5. Step 5: Solve for x
   x = 42,969,849,549,222.73/6,456,648.88
6. Step 6: Final answer
   x = 6,655,131.84