Finding the Third Proportional to 35,445.50 and 77,330

Step by Step Solution

1. Step 1: Write the proportion equation
   35,445.50 : 77,330 = 77,330 : x
2. Step 2: Convert to fraction form
   35,445.50/77,330 = 77,330/x
3. Step 3: Cross multiply
   35,445.50x = 77,330 × 77,330
4. Step 4: Simplify right side
   35,445.50x = 5,979,928,900
5. Step 5: Solve for x
   x = 5,979,928,900/35,445.50
6. Step 6: Final answer
   x = 168,707.70