Finding the Third Proportional to 32,742 and 70,620

Step by Step Solution

1. Step 1: Write the proportion equation
   32,742 : 70,620 = 70,620 : x
2. Step 2: Convert to fraction form
   32,742/70,620 = 70,620/x
3. Step 3: Cross multiply
   32,742x = 70,620 × 70,620
4. Step 4: Simplify right side
   32,742x = 4,987,184,400
5. Step 5: Solve for x
   x = 4,987,184,400/32,742
6. Step 6: Final answer
   x = 152,317.65