Finding the Third Proportional to 326,237 and 499,105.31

Step by Step Solution

1. Step 1: Write the proportion equation
   326,237 : 499,105.31 = 499,105.31 : x
2. Step 2: Convert to fraction form
   326,237/499,105.31 = 499,105.31/x
3. Step 3: Cross multiply
   326,237x = 499,105.31 × 499,105.31
4. Step 4: Simplify right side
   326,237x = 249,106,112,965.72
5. Step 5: Solve for x
   x = 249,106,112,965.72/326,237
6. Step 6: Final answer
   x = 763,574.07