Finding the Third Proportional to 73,348.50 and 131,428.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,348.50 : 131,428.50 = 131,428.50 : x
2. Step 2: Convert to fraction form
   73,348.50/131,428.50 = 131,428.50/x
3. Step 3: Cross multiply
   73,348.50x = 131,428.50 × 131,428.50
4. Step 4: Simplify right side
   73,348.50x = 17,273,450,612.25
5. Step 5: Solve for x
   x = 17,273,450,612.25/73,348.50
6. Step 6: Final answer
   x = 235,498.35