Finding the Third Proportional to 72,132 and 156,962

Step by Step Solution

1. Step 1: Write the proportion equation
   72,132 : 156,962 = 156,962 : x
2. Step 2: Convert to fraction form
   72,132/156,962 = 156,962/x
3. Step 3: Cross multiply
   72,132x = 156,962 × 156,962
4. Step 4: Simplify right side
   72,132x = 24,637,069,444
5. Step 5: Solve for x
   x = 24,637,069,444/72,132
6. Step 6: Final answer
   x = 341,555.34