Finding the Third Proportional to 32,486 and 70,520

Step by Step Solution

1. Step 1: Write the proportion equation
   32,486 : 70,520 = 70,520 : x
2. Step 2: Convert to fraction form
   32,486/70,520 = 70,520/x
3. Step 3: Cross multiply
   32,486x = 70,520 × 70,520
4. Step 4: Simplify right side
   32,486x = 4,973,070,400
5. Step 5: Solve for x
   x = 4,973,070,400/32,486
6. Step 6: Final answer
   x = 153,083.49