Finding the Fourth Proportional to 6,456,658.30, 8,910,817.79 and 4,822,228.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,456,658.30 : 8,910,817.79 = 4,822,228.10 : x
2. Step 2: Convert to fraction form
   6,456,658.30/8,910,817.79 = 4,822,228.10/x
3. Step 3: Cross multiply
   6,456,658.30x = 8,910,817.79 × 4,822,228.10
4. Step 4: Simplify right side
   6,456,658.30x = 42,969,995,940,917.89
5. Step 5: Solve for x
   x = 42,969,995,940,917.89/6,456,658.30
6. Step 6: Final answer
   x = 6,655,144.80