Finding the Third Proportional to 39,558 and 52,843.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,558 : 52,843.50 = 52,843.50 : x
2. Step 2: Convert to fraction form
   39,558/52,843.50 = 52,843.50/x
3. Step 3: Cross multiply
   39,558x = 52,843.50 × 52,843.50
4. Step 4: Simplify right side
   39,558x = 2,792,435,492.25
5. Step 5: Solve for x
   x = 2,792,435,492.25/39,558
6. Step 6: Final answer
   x = 70,590.92