Finding the Fourth Proportional to 12,584,064.37, 18,864,137.31 and 8,022,310.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,584,064.37 : 18,864,137.31 = 8,022,310.42 : x
2. Step 2: Convert to fraction form
   12,584,064.37/18,864,137.31 = 8,022,310.42/x
3. Step 3: Cross multiply
   12,584,064.37x = 18,864,137.31 × 8,022,310.42
4. Step 4: Simplify right side
   12,584,064.37x = 151,333,965,306,323.75
5. Step 5: Solve for x
   x = 151,333,965,306,323.75/12,584,064.37
6. Step 6: Final answer
   x = 12,025,841.64