Finding the Fourth Proportional to 31,033.59, 46,467.77 and 21,192.09

Step by Step Solution

1. Step 1: Write the proportion equation
   31,033.59 : 46,467.77 = 21,192.09 : x
2. Step 2: Convert to fraction form
   31,033.59/46,467.77 = 21,192.09/x
3. Step 3: Cross multiply
   31,033.59x = 46,467.77 × 21,192.09
4. Step 4: Simplify right side
   31,033.59x = 984,749,057.98
5. Step 5: Solve for x
   x = 984,749,057.98/31,033.59
6. Step 6: Final answer
   x = 31,731.72