Finding the Third Proportional to 30,757.50 and 65,341.13

Step by Step Solution

1. Step 1: Write the proportion equation
   30,757.50 : 65,341.13 = 65,341.13 : x
2. Step 2: Convert to fraction form
   30,757.50/65,341.13 = 65,341.13/x
3. Step 3: Cross multiply
   30,757.50x = 65,341.13 × 65,341.13
4. Step 4: Simplify right side
   30,757.50x = 4,269,462,616.27
5. Step 5: Solve for x
   x = 4,269,462,616.27/30,757.50
6. Step 6: Final answer
   x = 138,810.46