Finding the Third Proportional to 79,322 and 116,789

Step by Step Solution

1. Step 1: Write the proportion equation
   79,322 : 116,789 = 116,789 : x
2. Step 2: Convert to fraction form
   79,322/116,789 = 116,789/x
3. Step 3: Cross multiply
   79,322x = 116,789 × 116,789
4. Step 4: Simplify right side
   79,322x = 13,639,670,521
5. Step 5: Solve for x
   x = 13,639,670,521/79,322
6. Step 6: Final answer
   x = 171,953.18