Finding the Third Proportional to 88,684.50 and 140,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,684.50 : 140,404.50 = 140,404.50 : x
2. Step 2: Convert to fraction form
   88,684.50/140,404.50 = 140,404.50/x
3. Step 3: Cross multiply
   88,684.50x = 140,404.50 × 140,404.50
4. Step 4: Simplify right side
   88,684.50x = 19,713,423,620.25
5. Step 5: Solve for x
   x = 19,713,423,620.25/88,684.50
6. Step 6: Final answer
   x = 222,287.14