Finding the Third Proportional to 47,093.50 and 70,640.50

Step by Step Solution

1. Step 1: Write the proportion equation
   47,093.50 : 70,640.50 = 70,640.50 : x
2. Step 2: Convert to fraction form
   47,093.50/70,640.50 = 70,640.50/x
3. Step 3: Cross multiply
   47,093.50x = 70,640.50 × 70,640.50
4. Step 4: Simplify right side
   47,093.50x = 4,990,080,240.25
5. Step 5: Solve for x
   x = 4,990,080,240.25/47,093.50
6. Step 6: Final answer
   x = 105,961.13