Finding the Third Proportional to 78,882 and 171,073.50

Step by Step Solution

1. Step 1: Write the proportion equation
   78,882 : 171,073.50 = 171,073.50 : x
2. Step 2: Convert to fraction form
   78,882/171,073.50 = 171,073.50/x
3. Step 3: Cross multiply
   78,882x = 171,073.50 × 171,073.50
4. Step 4: Simplify right side
   78,882x = 29,266,142,402.25
5. Step 5: Solve for x
   x = 29,266,142,402.25/78,882
6. Step 6: Final answer
   x = 371,011.67