Finding the Fourth Proportional to 6,018.56, 8,298.02 and 3,890.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,018.56 : 8,298.02 = 3,890.50 : x
2. Step 2: Convert to fraction form
   6,018.56/8,298.02 = 3,890.50/x
3. Step 3: Cross multiply
   6,018.56x = 8,298.02 × 3,890.50
4. Step 4: Simplify right side
   6,018.56x = 32,283,446.81
5. Step 5: Solve for x
   x = 32,283,446.81/6,018.56
6. Step 6: Final answer
   x = 5,363.98