Finding the Third Proportional to 88,926 and 209,915.25

Step by Step Solution

1. Step 1: Write the proportion equation
   88,926 : 209,915.25 = 209,915.25 : x
2. Step 2: Convert to fraction form
   88,926/209,915.25 = 209,915.25/x
3. Step 3: Cross multiply
   88,926x = 209,915.25 × 209,915.25
4. Step 4: Simplify right side
   88,926x = 44,064,412,182.56
5. Step 5: Solve for x
   x = 44,064,412,182.56/88,926
6. Step 6: Final answer
   x = 495,517.76