Finding the Fourth Proportional to 3,142.24, 4,712.10 and 1,061.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,142.24 : 4,712.10 = 1,061.80 : x
2. Step 2: Convert to fraction form
   3,142.24/4,712.10 = 1,061.80/x
3. Step 3: Cross multiply
   3,142.24x = 4,712.10 × 1,061.80
4. Step 4: Simplify right side
   3,142.24x = 5,003,307.78
5. Step 5: Solve for x
   x = 5,003,307.78/3,142.24
6. Step 6: Final answer
   x = 1,592.27