Finding the Third Proportional to 79,284 and 123,158

Step by Step Solution

1. Step 1: Write the proportion equation
   79,284 : 123,158 = 123,158 : x
2. Step 2: Convert to fraction form
   79,284/123,158 = 123,158/x
3. Step 3: Cross multiply
   79,284x = 123,158 × 123,158
4. Step 4: Simplify right side
   79,284x = 15,167,892,964
5. Step 5: Solve for x
   x = 15,167,892,964/79,284
6. Step 6: Final answer
   x = 191,310.89