Finding the Fourth Proportional to 12,064.56, 18,091.12 and 4,672.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,064.56 : 18,091.12 = 4,672.48 : x
2. Step 2: Convert to fraction form
   12,064.56/18,091.12 = 4,672.48/x
3. Step 3: Cross multiply
   12,064.56x = 18,091.12 × 4,672.48
4. Step 4: Simplify right side
   12,064.56x = 84,530,396.38
5. Step 5: Solve for x
   x = 84,530,396.38/12,064.56
6. Step 6: Final answer
   x = 7,006.50