Finding the Third Proportional to 79,314 and 116,778

Step by Step Solution

1. Step 1: Write the proportion equation
   79,314 : 116,778 = 116,778 : x
2. Step 2: Convert to fraction form
   79,314/116,778 = 116,778/x
3. Step 3: Cross multiply
   79,314x = 116,778 × 116,778
4. Step 4: Simplify right side
   79,314x = 13,637,101,284
5. Step 5: Solve for x
   x = 13,637,101,284/79,314
6. Step 6: Final answer
   x = 171,938.14