Finding the Fourth Proportional to 8,018.09, 12,020.98 and 4,899.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,018.09 : 12,020.98 = 4,899.56 : x
2. Step 2: Convert to fraction form
   8,018.09/12,020.98 = 4,899.56/x
3. Step 3: Cross multiply
   8,018.09x = 12,020.98 × 4,899.56
4. Step 4: Simplify right side
   8,018.09x = 58,897,564.81
5. Step 5: Solve for x
   x = 58,897,564.81/8,018.09
6. Step 6: Final answer
   x = 7,345.59