Finding the Third Proportional to 71,061.75 and 152,876.25

Step by Step Solution

1. Step 1: Write the proportion equation
   71,061.75 : 152,876.25 = 152,876.25 : x
2. Step 2: Convert to fraction form
   71,061.75/152,876.25 = 152,876.25/x
3. Step 3: Cross multiply
   71,061.75x = 152,876.25 × 152,876.25
4. Step 4: Simplify right side
   71,061.75x = 23,371,147,814.06
5. Step 5: Solve for x
   x = 23,371,147,814.06/71,061.75
6. Step 6: Final answer
   x = 328,885.06