Finding the Fourth Proportional to 7,092.72, 10,629.77 and 3,142.62

Step by Step Solution

1. Step 1: Write the proportion equation
   7,092.72 : 10,629.77 = 3,142.62 : x
2. Step 2: Convert to fraction form
   7,092.72/10,629.77 = 3,142.62/x
3. Step 3: Cross multiply
   7,092.72x = 10,629.77 × 3,142.62
4. Step 4: Simplify right side
   7,092.72x = 33,405,312.08
5. Step 5: Solve for x
   x = 33,405,312.08/7,092.72
6. Step 6: Final answer
   x = 4,709.80