Finding the Fourth Proportional to 3,141.71, 4,713.23 and 1,061.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,141.71 : 4,713.23 = 1,061.61 : x
2. Step 2: Convert to fraction form
   3,141.71/4,713.23 = 1,061.61/x
3. Step 3: Cross multiply
   3,141.71x = 4,713.23 × 1,061.61
4. Step 4: Simplify right side
   3,141.71x = 5,003,596.33
5. Step 5: Solve for x
   x = 5,003,596.33/3,141.71
6. Step 6: Final answer
   x = 1,592.64