Finding the Fourth Proportional to 32,429.50, 48,581.30 and 21,302.42

Step by Step Solution

1. Step 1: Write the proportion equation
   32,429.50 : 48,581.30 = 21,302.42 : x
2. Step 2: Convert to fraction form
   32,429.50/48,581.30 = 21,302.42/x
3. Step 3: Cross multiply
   32,429.50x = 48,581.30 × 21,302.42
4. Step 4: Simplify right side
   32,429.50x = 1,034,899,256.75
5. Step 5: Solve for x
   x = 1,034,899,256.75/32,429.50
6. Step 6: Final answer
   x = 31,912.28