Finding the Third Proportional to 108,139 and 237,329

Step by Step Solution

1. Step 1: Write the proportion equation
   108,139 : 237,329 = 237,329 : x
2. Step 2: Convert to fraction form
   108,139/237,329 = 237,329/x
3. Step 3: Cross multiply
   108,139x = 237,329 × 237,329
4. Step 4: Simplify right side
   108,139x = 56,325,054,241
5. Step 5: Solve for x
   x = 56,325,054,241/108,139
6. Step 6: Final answer
   x = 520,857.92