Finding the Fourth Proportional to 10,383.72, 14,329.52 and 7,404.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,383.72 : 14,329.52 = 7,404.74 : x
2. Step 2: Convert to fraction form
   10,383.72/14,329.52 = 7,404.74/x
3. Step 3: Cross multiply
   10,383.72x = 14,329.52 × 7,404.74
4. Step 4: Simplify right side
   10,383.72x = 106,106,369.92
5. Step 5: Solve for x
   x = 106,106,369.92/10,383.72
6. Step 6: Final answer
   x = 10,218.53