Finding the Third Proportional to 88,487.50 and 191,062.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,487.50 : 191,062.50 = 191,062.50 : x
2. Step 2: Convert to fraction form
   88,487.50/191,062.50 = 191,062.50/x
3. Step 3: Cross multiply
   88,487.50x = 191,062.50 × 191,062.50
4. Step 4: Simplify right side
   88,487.50x = 36,504,878,906.25
5. Step 5: Solve for x
   x = 36,504,878,906.25/88,487.50
6. Step 6: Final answer
   x = 412,542.78