Finding the Third Proportional to 89,234 and 131,379

Step by Step Solution

1. Step 1: Write the proportion equation
   89,234 : 131,379 = 131,379 : x
2. Step 2: Convert to fraction form
   89,234/131,379 = 131,379/x
3. Step 3: Cross multiply
   89,234x = 131,379 × 131,379
4. Step 4: Simplify right side
   89,234x = 17,260,441,641
5. Step 5: Solve for x
   x = 17,260,441,641/89,234
6. Step 6: Final answer
   x = 193,428.98