Finding the Third Proportional to 149,226 and 231,404

Step by Step Solution

1. Step 1: Write the proportion equation
   149,226 : 231,404 = 231,404 : x
2. Step 2: Convert to fraction form
   149,226/231,404 = 231,404/x
3. Step 3: Cross multiply
   149,226x = 231,404 × 231,404
4. Step 4: Simplify right side
   149,226x = 53,547,811,216
5. Step 5: Solve for x
   x = 53,547,811,216/149,226
6. Step 6: Final answer
   x = 358,837.01