Finding the Fourth Proportional to 12,463.72, 18,697.56 and 4,673.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,463.72 : 18,697.56 = 4,673.12 : x
2. Step 2: Convert to fraction form
   12,463.72/18,697.56 = 4,673.12/x
3. Step 3: Cross multiply
   12,463.72x = 18,697.56 × 4,673.12
4. Step 4: Simplify right side
   12,463.72x = 87,375,941.59
5. Step 5: Solve for x
   x = 87,375,941.59/12,463.72
6. Step 6: Final answer
   x = 7,010.42