Finding the Third Proportional to 72,712 and 158,924

Step by Step Solution

1. Step 1: Write the proportion equation
   72,712 : 158,924 = 158,924 : x
2. Step 2: Convert to fraction form
   72,712/158,924 = 158,924/x
3. Step 3: Cross multiply
   72,712x = 158,924 × 158,924
4. Step 4: Simplify right side
   72,712x = 25,256,837,776
5. Step 5: Solve for x
   x = 25,256,837,776/72,712
6. Step 6: Final answer
   x = 347,354.46