Finding the Fourth Proportional to 8,010.08, 12,018.72 and 5,087.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,010.08 : 12,018.72 = 5,087.60 : x
2. Step 2: Convert to fraction form
   8,010.08/12,018.72 = 5,087.60/x
3. Step 3: Cross multiply
   8,010.08x = 12,018.72 × 5,087.60
4. Step 4: Simplify right side
   8,010.08x = 61,146,439.87
5. Step 5: Solve for x
   x = 61,146,439.87/8,010.08
6. Step 6: Final answer
   x = 7,633.69