Finding the Third Proportional to 33,580.50 and 70,609

Step by Step Solution

1. Step 1: Write the proportion equation
   33,580.50 : 70,609 = 70,609 : x
2. Step 2: Convert to fraction form
   33,580.50/70,609 = 70,609/x
3. Step 3: Cross multiply
   33,580.50x = 70,609 × 70,609
4. Step 4: Simplify right side
   33,580.50x = 4,985,630,881
5. Step 5: Solve for x
   x = 4,985,630,881/33,580.50
6. Step 6: Final answer
   x = 148,468.04