Finding the Third Proportional to 156,795.75 and 338,742

Step by Step Solution

1. Step 1: Write the proportion equation
   156,795.75 : 338,742 = 338,742 : x
2. Step 2: Convert to fraction form
   156,795.75/338,742 = 338,742/x
3. Step 3: Cross multiply
   156,795.75x = 338,742 × 338,742
4. Step 4: Simplify right side
   156,795.75x = 114,746,142,564
5. Step 5: Solve for x
   x = 114,746,142,564/156,795.75
6. Step 6: Final answer
   x = 731,819.21