Finding the Third Proportional to 91,282.50 and 133,391.50

Step by Step Solution

1. Step 1: Write the proportion equation
   91,282.50 : 133,391.50 = 133,391.50 : x
2. Step 2: Convert to fraction form
   91,282.50/133,391.50 = 133,391.50/x
3. Step 3: Cross multiply
   91,282.50x = 133,391.50 × 133,391.50
4. Step 4: Simplify right side
   91,282.50x = 17,793,292,272.25
5. Step 5: Solve for x
   x = 17,793,292,272.25/91,282.50
6. Step 6: Final answer
   x = 194,925.56