Finding the Third Proportional to 87,801 and 195,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   87,801 : 195,307.50 = 195,307.50 : x
2. Step 2: Convert to fraction form
   87,801/195,307.50 = 195,307.50/x
3. Step 3: Cross multiply
   87,801x = 195,307.50 × 195,307.50
4. Step 4: Simplify right side
   87,801x = 38,145,019,556.25
5. Step 5: Solve for x
   x = 38,145,019,556.25/87,801
6. Step 6: Final answer
   x = 434,448.58