Finding the Fourth Proportional to 8,457.51, 12,686.00 and 4,018.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,457.51 : 12,686.00 = 4,018.37 : x
2. Step 2: Convert to fraction form
   8,457.51/12,686.00 = 4,018.37/x
3. Step 3: Cross multiply
   8,457.51x = 12,686.00 × 4,018.37
4. Step 4: Simplify right side
   8,457.51x = 50,976,958.30
5. Step 5: Solve for x
   x = 50,976,958.30/8,457.51
6. Step 6: Final answer
   x = 6,027.42