Finding the Third Proportional to 21,254.91 and 34,650.28

Step by Step Solution

1. Step 1: Write the proportion equation
   21,254.91 : 34,650.28 = 34,650.28 : x
2. Step 2: Convert to fraction form
   21,254.91/34,650.28 = 34,650.28/x
3. Step 3: Cross multiply
   21,254.91x = 34,650.28 × 34,650.28
4. Step 4: Simplify right side
   21,254.91x = 1,200,641,990.70
5. Step 5: Solve for x
   x = 1,200,641,990.70/21,254.91
6. Step 6: Final answer
   x = 56,487.76