Finding the Fourth Proportional to 8,924.72, 12,316.10 and 5,147.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,924.72 : 12,316.10 = 5,147.83 : x
2. Step 2: Convert to fraction form
   8,924.72/12,316.10 = 5,147.83/x
3. Step 3: Cross multiply
   8,924.72x = 12,316.10 × 5,147.83
4. Step 4: Simplify right side
   8,924.72x = 63,401,151.84
5. Step 5: Solve for x
   x = 63,401,151.84/8,924.72
6. Step 6: Final answer
   x = 7,103.99