Finding the Third Proportional to 52,212.38 and 84,069.56

Step by Step Solution

1. Step 1: Write the proportion equation
   52,212.38 : 84,069.56 = 84,069.56 : x
2. Step 2: Convert to fraction form
   52,212.38/84,069.56 = 84,069.56/x
3. Step 3: Cross multiply
   52,212.38x = 84,069.56 × 84,069.56
4. Step 4: Simplify right side
   52,212.38x = 7,067,691,338.94
5. Step 5: Solve for x
   x = 7,067,691,338.94/52,212.38
6. Step 6: Final answer
   x = 135,364.30