Finding the Third Proportional to 30,081.75 and 64,932

Step by Step Solution

1. Step 1: Write the proportion equation
   30,081.75 : 64,932 = 64,932 : x
2. Step 2: Convert to fraction form
   30,081.75/64,932 = 64,932/x
3. Step 3: Cross multiply
   30,081.75x = 64,932 × 64,932
4. Step 4: Simplify right side
   30,081.75x = 4,216,164,624
5. Step 5: Solve for x
   x = 4,216,164,624/30,081.75
6. Step 6: Final answer
   x = 140,156.89