Finding the Fourth Proportional to 12,338.02, 18,515.23 and 5,764.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,338.02 : 18,515.23 = 5,764.72 : x
2. Step 2: Convert to fraction form
   12,338.02/18,515.23 = 5,764.72/x
3. Step 3: Cross multiply
   12,338.02x = 18,515.23 × 5,764.72
4. Step 4: Simplify right side
   12,338.02x = 106,735,100.75
5. Step 5: Solve for x
   x = 106,735,100.75/12,338.02
6. Step 6: Final answer
   x = 8,650.91