Finding the Third Proportional to 21,279.75 and 32,215.88

Step by Step Solution

1. Step 1: Write the proportion equation
   21,279.75 : 32,215.88 = 32,215.88 : x
2. Step 2: Convert to fraction form
   21,279.75/32,215.88 = 32,215.88/x
3. Step 3: Cross multiply
   21,279.75x = 32,215.88 × 32,215.88
4. Step 4: Simplify right side
   21,279.75x = 1,037,862,602.02
5. Step 5: Solve for x
   x = 1,037,862,602.02/21,279.75
6. Step 6: Final answer
   x = 48,772.31