Finding the Third Proportional to 20,422 and 27,714.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,422 : 27,714.50 = 27,714.50 : x
2. Step 2: Convert to fraction form
   20,422/27,714.50 = 27,714.50/x
3. Step 3: Cross multiply
   20,422x = 27,714.50 × 27,714.50
4. Step 4: Simplify right side
   20,422x = 768,093,510.25
5. Step 5: Solve for x
   x = 768,093,510.25/20,422
6. Step 6: Final answer
   x = 37,611.08