Finding the Third Proportional to 39,464.72 and 75,292.03

Step by Step Solution

1. Step 1: Write the proportion equation
   39,464.72 : 75,292.03 = 75,292.03 : x
2. Step 2: Convert to fraction form
   39,464.72/75,292.03 = 75,292.03/x
3. Step 3: Cross multiply
   39,464.72x = 75,292.03 × 75,292.03
4. Step 4: Simplify right side
   39,464.72x = 5,668,889,969.75
5. Step 5: Solve for x
   x = 5,668,889,969.75/39,464.72
6. Step 6: Final answer
   x = 143,644.50