Finding the Fourth Proportional to 10,308.72, 15,464.16 and 3,383.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,308.72 : 15,464.16 = 3,383.76 : x
2. Step 2: Convert to fraction form
   10,308.72/15,464.16 = 3,383.76/x
3. Step 3: Cross multiply
   10,308.72x = 15,464.16 × 3,383.76
4. Step 4: Simplify right side
   10,308.72x = 52,327,006.04
5. Step 5: Solve for x
   x = 52,327,006.04/10,308.72
6. Step 6: Final answer
   x = 5,075.99