Finding the Third Proportional to 35,212.50 and 54,606.38

Step by Step Solution

1. Step 1: Write the proportion equation
   35,212.50 : 54,606.38 = 54,606.38 : x
2. Step 2: Convert to fraction form
   35,212.50/54,606.38 = 54,606.38/x
3. Step 3: Cross multiply
   35,212.50x = 54,606.38 × 54,606.38
4. Step 4: Simplify right side
   35,212.50x = 2,981,856,190.64
5. Step 5: Solve for x
   x = 2,981,856,190.64/35,212.50
6. Step 6: Final answer
   x = 84,681.75