Finding the Third Proportional to 53,164.50 and 72,234

Step by Step Solution

1. Step 1: Write the proportion equation
   53,164.50 : 72,234 = 72,234 : x
2. Step 2: Convert to fraction form
   53,164.50/72,234 = 72,234/x
3. Step 3: Cross multiply
   53,164.50x = 72,234 × 72,234
4. Step 4: Simplify right side
   53,164.50x = 5,217,750,756
5. Step 5: Solve for x
   x = 5,217,750,756/53,164.50
6. Step 6: Final answer
   x = 98,143.51