Finding the Fourth Proportional to 12,303.27, 18,457.34 and 4,512.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,303.27 : 18,457.34 = 4,512.15 : x
2. Step 2: Convert to fraction form
   12,303.27/18,457.34 = 4,512.15/x
3. Step 3: Cross multiply
   12,303.27x = 18,457.34 × 4,512.15
4. Step 4: Simplify right side
   12,303.27x = 83,282,298.47
5. Step 5: Solve for x
   x = 83,282,298.47/12,303.27
6. Step 6: Final answer
   x = 6,769.12