Finding the Third Proportional to 72,900 and 157,904

Step by Step Solution

1. Step 1: Write the proportion equation
   72,900 : 157,904 = 157,904 : x
2. Step 2: Convert to fraction form
   72,900/157,904 = 157,904/x
3. Step 3: Cross multiply
   72,900x = 157,904 × 157,904
4. Step 4: Simplify right side
   72,900x = 24,933,673,216
5. Step 5: Solve for x
   x = 24,933,673,216/72,900
6. Step 6: Final answer
   x = 342,025.70