Finding the Fourth Proportional to 8,010.30, 12,018.18 and 4,059.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,010.30 : 12,018.18 = 4,059.60 : x
2. Step 2: Convert to fraction form
   8,010.30/12,018.18 = 4,059.60/x
3. Step 3: Cross multiply
   8,010.30x = 12,018.18 × 4,059.60
4. Step 4: Simplify right side
   8,010.30x = 48,789,003.53
5. Step 5: Solve for x
   x = 48,789,003.53/8,010.30
6. Step 6: Final answer
   x = 6,090.78