Finding the Third Proportional to 41,972.50 and 91,329.50

Step by Step Solution

1. Step 1: Write the proportion equation
   41,972.50 : 91,329.50 = 91,329.50 : x
2. Step 2: Convert to fraction form
   41,972.50/91,329.50 = 91,329.50/x
3. Step 3: Cross multiply
   41,972.50x = 91,329.50 × 91,329.50
4. Step 4: Simplify right side
   41,972.50x = 8,341,077,570.25
5. Step 5: Solve for x
   x = 8,341,077,570.25/41,972.50
6. Step 6: Final answer
   x = 198,727.20