Finding the Third Proportional to 35,074.50 and 76,440

Step by Step Solution

1. Step 1: Write the proportion equation
   35,074.50 : 76,440 = 76,440 : x
2. Step 2: Convert to fraction form
   35,074.50/76,440 = 76,440/x
3. Step 3: Cross multiply
   35,074.50x = 76,440 × 76,440
4. Step 4: Simplify right side
   35,074.50x = 5,843,073,600
5. Step 5: Solve for x
   x = 5,843,073,600/35,074.50
6. Step 6: Final answer
   x = 166,590.36