Finding the Fourth Proportional to 8,742.44, 12,064.71 and 4,763.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,742.44 : 12,064.71 = 4,763.72 : x
2. Step 2: Convert to fraction form
   8,742.44/12,064.71 = 4,763.72/x
3. Step 3: Cross multiply
   8,742.44x = 12,064.71 × 4,763.72
4. Step 4: Simplify right side
   8,742.44x = 57,472,900.32
5. Step 5: Solve for x
   x = 57,472,900.32/8,742.44
6. Step 6: Final answer
   x = 6,574.01