Finding the Third Proportional to 30,324.59 and 65,803.43

Step by Step Solution

1. Step 1: Write the proportion equation
   30,324.59 : 65,803.43 = 65,803.43 : x
2. Step 2: Convert to fraction form
   30,324.59/65,803.43 = 65,803.43/x
3. Step 3: Cross multiply
   30,324.59x = 65,803.43 × 65,803.43
4. Step 4: Simplify right side
   30,324.59x = 4,330,091,358.64
5. Step 5: Solve for x
   x = 4,330,091,358.64/30,324.59
6. Step 6: Final answer
   x = 142,791.44