Finding the Fourth Proportional to 31,016.71, 46,507.41 and 21,167.92

Step by Step Solution

1. Step 1: Write the proportion equation
   31,016.71 : 46,507.41 = 21,167.92 : x
2. Step 2: Convert to fraction form
   31,016.71/46,507.41 = 21,167.92/x
3. Step 3: Cross multiply
   31,016.71x = 46,507.41 × 21,167.92
4. Step 4: Simplify right side
   31,016.71x = 984,465,134.29
5. Step 5: Solve for x
   x = 984,465,134.29/31,016.71
6. Step 6: Final answer
   x = 31,739.83