Finding the Third Proportional to 33,581.50 and 70,611

Step by Step Solution

1. Step 1: Write the proportion equation
   33,581.50 : 70,611 = 70,611 : x
2. Step 2: Convert to fraction form
   33,581.50/70,611 = 70,611/x
3. Step 3: Cross multiply
   33,581.50x = 70,611 × 70,611
4. Step 4: Simplify right side
   33,581.50x = 4,985,913,321
5. Step 5: Solve for x
   x = 4,985,913,321/33,581.50
6. Step 6: Final answer
   x = 148,472.03