Finding the Third Proportional to 71,928 and 156,968

Step by Step Solution

1. Step 1: Write the proportion equation
   71,928 : 156,968 = 156,968 : x
2. Step 2: Convert to fraction form
   71,928/156,968 = 156,968/x
3. Step 3: Cross multiply
   71,928x = 156,968 × 156,968
4. Step 4: Simplify right side
   71,928x = 24,638,953,024
5. Step 5: Solve for x
   x = 24,638,953,024/71,928
6. Step 6: Final answer
   x = 342,550.23