Finding the Third Proportional to 91,845.50 and 140,403

Step by Step Solution

1. Step 1: Write the proportion equation
   91,845.50 : 140,403 = 140,403 : x
2. Step 2: Convert to fraction form
   91,845.50/140,403 = 140,403/x
3. Step 3: Cross multiply
   91,845.50x = 140,403 × 140,403
4. Step 4: Simplify right side
   91,845.50x = 19,713,002,409
5. Step 5: Solve for x
   x = 19,713,002,409/91,845.50
6. Step 6: Final answer
   x = 214,632.21