Finding the Third Proportional to 68,528 and 109,560

Step by Step Solution

1. Step 1: Write the proportion equation
   68,528 : 109,560 = 109,560 : x
2. Step 2: Convert to fraction form
   68,528/109,560 = 109,560/x
3. Step 3: Cross multiply
   68,528x = 109,560 × 109,560
4. Step 4: Simplify right side
   68,528x = 12,003,393,600
5. Step 5: Solve for x
   x = 12,003,393,600/68,528
6. Step 6: Final answer
   x = 175,160.42