Finding the Third Proportional to 88,456.50 and 140,681.25

Step by Step Solution

1. Step 1: Write the proportion equation
   88,456.50 : 140,681.25 = 140,681.25 : x
2. Step 2: Convert to fraction form
   88,456.50/140,681.25 = 140,681.25/x
3. Step 3: Cross multiply
   88,456.50x = 140,681.25 × 140,681.25
4. Step 4: Simplify right side
   88,456.50x = 19,791,214,101.56
5. Step 5: Solve for x
   x = 19,791,214,101.56/88,456.50
6. Step 6: Final answer
   x = 223,739.51