Finding the Third Proportional to 79,068 and 173,688

Step by Step Solution

1. Step 1: Write the proportion equation
   79,068 : 173,688 = 173,688 : x
2. Step 2: Convert to fraction form
   79,068/173,688 = 173,688/x
3. Step 3: Cross multiply
   79,068x = 173,688 × 173,688
4. Step 4: Simplify right side
   79,068x = 30,167,521,344
5. Step 5: Solve for x
   x = 30,167,521,344/79,068
6. Step 6: Final answer
   x = 381,538.95