Finding the Third Proportional to 149,742 and 324,748.13

Step by Step Solution

1. Step 1: Write the proportion equation
   149,742 : 324,748.13 = 324,748.13 : x
2. Step 2: Convert to fraction form
   149,742/324,748.13 = 324,748.13/x
3. Step 3: Cross multiply
   149,742x = 324,748.13 × 324,748.13
4. Step 4: Simplify right side
   149,742x = 105,461,344,691.02
5. Step 5: Solve for x
   x = 105,461,344,691.02/149,742
6. Step 6: Final answer
   x = 704,287.00