Finding the Third Proportional to 21,328.31 and 32,903.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,328.31 : 32,903.72 = 32,903.72 : x
2. Step 2: Convert to fraction form
   21,328.31/32,903.72 = 32,903.72/x
3. Step 3: Cross multiply
   21,328.31x = 32,903.72 × 32,903.72
4. Step 4: Simplify right side
   21,328.31x = 1,082,654,707.58
5. Step 5: Solve for x
   x = 1,082,654,707.58/21,328.31
6. Step 6: Final answer
   x = 50,761.39