Finding the Third Proportional to 109,329 and 237,612

Step by Step Solution

1. Step 1: Write the proportion equation
   109,329 : 237,612 = 237,612 : x
2. Step 2: Convert to fraction form
   109,329/237,612 = 237,612/x
3. Step 3: Cross multiply
   109,329x = 237,612 × 237,612
4. Step 4: Simplify right side
   109,329x = 56,459,462,544
5. Step 5: Solve for x
   x = 56,459,462,544/109,329
6. Step 6: Final answer
   x = 516,417.99