Finding the Third Proportional to 30,622.43 and 65,937.48

Step by Step Solution

1. Step 1: Write the proportion equation
   30,622.43 : 65,937.48 = 65,937.48 : x
2. Step 2: Convert to fraction form
   30,622.43/65,937.48 = 65,937.48/x
3. Step 3: Cross multiply
   30,622.43x = 65,937.48 × 65,937.48
4. Step 4: Simplify right side
   30,622.43x = 4,347,751,330.57
5. Step 5: Solve for x
   x = 4,347,751,330.57/30,622.43
6. Step 6: Final answer
   x = 141,979.31