Finding the Third Proportional to 33,558.50 and 70,570

Step by Step Solution

1. Step 1: Write the proportion equation
   33,558.50 : 70,570 = 70,570 : x
2. Step 2: Convert to fraction form
   33,558.50/70,570 = 70,570/x
3. Step 3: Cross multiply
   33,558.50x = 70,570 × 70,570
4. Step 4: Simplify right side
   33,558.50x = 4,980,124,900
5. Step 5: Solve for x
   x = 4,980,124,900/33,558.50
6. Step 6: Final answer
   x = 148,401.30