Finding the Third Proportional to 91,344 and 136,555.50

Step by Step Solution

1. Step 1: Write the proportion equation
   91,344 : 136,555.50 = 136,555.50 : x
2. Step 2: Convert to fraction form
   91,344/136,555.50 = 136,555.50/x
3. Step 3: Cross multiply
   91,344x = 136,555.50 × 136,555.50
4. Step 4: Simplify right side
   91,344x = 18,647,404,580.25
5. Step 5: Solve for x
   x = 18,647,404,580.25/91,344
6. Step 6: Final answer
   x = 204,144.82