Finding the Third Proportional to 31,570.50 and 73,764.75

Step by Step Solution

1. Step 1: Write the proportion equation
   31,570.50 : 73,764.75 = 73,764.75 : x
2. Step 2: Convert to fraction form
   31,570.50/73,764.75 = 73,764.75/x
3. Step 3: Cross multiply
   31,570.50x = 73,764.75 × 73,764.75
4. Step 4: Simplify right side
   31,570.50x = 5,441,238,342.56
5. Step 5: Solve for x
   x = 5,441,238,342.56/31,570.50
6. Step 6: Final answer
   x = 172,351.99