Finding the Third Proportional to 149,394.38 and 225,342

Step by Step Solution

1. Step 1: Write the proportion equation
   149,394.38 : 225,342 = 225,342 : x
2. Step 2: Convert to fraction form
   149,394.38/225,342 = 225,342/x
3. Step 3: Cross multiply
   149,394.38x = 225,342 × 225,342
4. Step 4: Simplify right side
   149,394.38x = 50,779,016,964
5. Step 5: Solve for x
   x = 50,779,016,964/149,394.38
6. Step 6: Final answer
   x = 339,899.12