Finding the Fourth Proportional to 32,223.82, 48,311.42 and 21,133.30

Step by Step Solution

1. Step 1: Write the proportion equation
   32,223.82 : 48,311.42 = 21,133.30 : x
2. Step 2: Convert to fraction form
   32,223.82/48,311.42 = 21,133.30/x
3. Step 3: Cross multiply
   32,223.82x = 48,311.42 × 21,133.30
4. Step 4: Simplify right side
   32,223.82x = 1,020,979,732.29
5. Step 5: Solve for x
   x = 1,020,979,732.29/32,223.82
6. Step 6: Final answer
   x = 31,684.01