Finding the Third Proportional to 76,372.50 and 167,688

Step by Step Solution

1. Step 1: Write the proportion equation
   76,372.50 : 167,688 = 167,688 : x
2. Step 2: Convert to fraction form
   76,372.50/167,688 = 167,688/x
3. Step 3: Cross multiply
   76,372.50x = 167,688 × 167,688
4. Step 4: Simplify right side
   76,372.50x = 28,119,265,344
5. Step 5: Solve for x
   x = 28,119,265,344/76,372.50
6. Step 6: Final answer
   x = 368,185.74