Finding the Fourth Proportional to 8,320,359.42, 12,459,231 and 5,758,026.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,320,359.42 : 12,459,231 = 5,758,026.48 : x
2. Step 2: Convert to fraction form
   8,320,359.42/12,459,231 = 5,758,026.48/x
3. Step 3: Cross multiply
   8,320,359.42x = 12,459,231 × 5,758,026.48
4. Step 4: Simplify right side
   8,320,359.42x = 71,740,582,018,436.89
5. Step 5: Solve for x
   x = 71,740,582,018,436.89/8,320,359.42
6. Step 6: Final answer
   x = 8,622,293.63