Finding the Third Proportional to 71,910 and 112,560

Step by Step Solution

1. Step 1: Write the proportion equation
   71,910 : 112,560 = 112,560 : x
2. Step 2: Convert to fraction form
   71,910/112,560 = 112,560/x
3. Step 3: Cross multiply
   71,910x = 112,560 × 112,560
4. Step 4: Simplify right side
   71,910x = 12,669,753,600
5. Step 5: Solve for x
   x = 12,669,753,600/71,910
6. Step 6: Final answer
   x = 176,189.04