Finding the Third Proportional to 39,258 and 87,223.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,258 : 87,223.50 = 87,223.50 : x
2. Step 2: Convert to fraction form
   39,258/87,223.50 = 87,223.50/x
3. Step 3: Cross multiply
   39,258x = 87,223.50 × 87,223.50
4. Step 4: Simplify right side
   39,258x = 7,607,938,952.25
5. Step 5: Solve for x
   x = 7,607,938,952.25/39,258
6. Step 6: Final answer
   x = 193,793.34