Finding the Third Proportional to 32,421 and 70,522.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,421 : 70,522.50 = 70,522.50 : x
2. Step 2: Convert to fraction form
   32,421/70,522.50 = 70,522.50/x
3. Step 3: Cross multiply
   32,421x = 70,522.50 × 70,522.50
4. Step 4: Simplify right side
   32,421x = 4,973,423,006.25
5. Step 5: Solve for x
   x = 4,973,423,006.25/32,421
6. Step 6: Final answer
   x = 153,401.28