Finding the Third Proportional to 20,279.75 and 30,251

Step by Step Solution

1. Step 1: Write the proportion equation
   20,279.75 : 30,251 = 30,251 : x
2. Step 2: Convert to fraction form
   20,279.75/30,251 = 30,251/x
3. Step 3: Cross multiply
   20,279.75x = 30,251 × 30,251
4. Step 4: Simplify right side
   20,279.75x = 915,123,001
5. Step 5: Solve for x
   x = 915,123,001/20,279.75
6. Step 6: Final answer
   x = 45,124.96