Finding the Third Proportional to 62,922 and 138,277.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,922 : 138,277.50 = 138,277.50 : x
2. Step 2: Convert to fraction form
   62,922/138,277.50 = 138,277.50/x
3. Step 3: Cross multiply
   62,922x = 138,277.50 × 138,277.50
4. Step 4: Simplify right side
   62,922x = 19,120,667,006.25
5. Step 5: Solve for x
   x = 19,120,667,006.25/62,922
6. Step 6: Final answer
   x = 303,878.88