Finding the Fourth Proportional to 31,717.62, 47,581.83 and 10,659.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,717.62 : 47,581.83 = 10,659.69 : x
2. Step 2: Convert to fraction form
   31,717.62/47,581.83 = 10,659.69/x
3. Step 3: Cross multiply
   31,717.62x = 47,581.83 × 10,659.69
4. Step 4: Simplify right side
   31,717.62x = 507,207,557.43
5. Step 5: Solve for x
   x = 507,207,557.43/31,717.62
6. Step 6: Final answer
   x = 15,991.35