Finding the Third Proportional to 21,210.75 and 41,885.88

Step by Step Solution

1. Step 1: Write the proportion equation
   21,210.75 : 41,885.88 = 41,885.88 : x
2. Step 2: Convert to fraction form
   21,210.75/41,885.88 = 41,885.88/x
3. Step 3: Cross multiply
   21,210.75x = 41,885.88 × 41,885.88
4. Step 4: Simplify right side
   21,210.75x = 1,754,426,524.52
5. Step 5: Solve for x
   x = 1,754,426,524.52/21,210.75
6. Step 6: Final answer
   x = 82,714.03