Finding the Fourth Proportional to 13,066.72, 19,601 and 4,301.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,066.72 : 19,601 = 4,301.71 : x
2. Step 2: Convert to fraction form
   13,066.72/19,601 = 4,301.71/x
3. Step 3: Cross multiply
   13,066.72x = 19,601 × 4,301.71
4. Step 4: Simplify right side
   13,066.72x = 84,317,817.71
5. Step 5: Solve for x
   x = 84,317,817.71/13,066.72
6. Step 6: Final answer
   x = 6,452.87