Finding the Third Proportional to 33,007.50 and 70,990.75

Step by Step Solution

1. Step 1: Write the proportion equation
   33,007.50 : 70,990.75 = 70,990.75 : x
2. Step 2: Convert to fraction form
   33,007.50/70,990.75 = 70,990.75/x
3. Step 3: Cross multiply
   33,007.50x = 70,990.75 × 70,990.75
4. Step 4: Simplify right side
   33,007.50x = 5,039,686,585.56
5. Step 5: Solve for x
   x = 5,039,686,585.56/33,007.50
6. Step 6: Final answer
   x = 152,683.07