Finding the Third Proportional to 103,426 and 158,147

Step by Step Solution

1. Step 1: Write the proportion equation
   103,426 : 158,147 = 158,147 : x
2. Step 2: Convert to fraction form
   103,426/158,147 = 158,147/x
3. Step 3: Cross multiply
   103,426x = 158,147 × 158,147
4. Step 4: Simplify right side
   103,426x = 25,010,473,609
5. Step 5: Solve for x
   x = 25,010,473,609/103,426
6. Step 6: Final answer
   x = 241,819.98