Finding the Third Proportional to 101,064.50 and 168,427

Step by Step Solution

1. Step 1: Write the proportion equation
   101,064.50 : 168,427 = 168,427 : x
2. Step 2: Convert to fraction form
   101,064.50/168,427 = 168,427/x
3. Step 3: Cross multiply
   101,064.50x = 168,427 × 168,427
4. Step 4: Simplify right side
   101,064.50x = 28,367,654,329
5. Step 5: Solve for x
   x = 28,367,654,329/101,064.50
6. Step 6: Final answer
   x = 280,688.61