Finding the Fourth Proportional to 31,022.71, 46,516.41 and 21,173.92

Step by Step Solution

1. Step 1: Write the proportion equation
   31,022.71 : 46,516.41 = 21,173.92 : x
2. Step 2: Convert to fraction form
   31,022.71/46,516.41 = 21,173.92/x
3. Step 3: Cross multiply
   31,022.71x = 46,516.41 × 21,173.92
4. Step 4: Simplify right side
   31,022.71x = 984,934,744.03
5. Step 5: Solve for x
   x = 984,934,744.03/31,022.71
6. Step 6: Final answer
   x = 31,748.83