Finding the Third Proportional to 156,790 and 228,616

Step by Step Solution

1. Step 1: Write the proportion equation
   156,790 : 228,616 = 228,616 : x
2. Step 2: Convert to fraction form
   156,790/228,616 = 228,616/x
3. Step 3: Cross multiply
   156,790x = 228,616 × 228,616
4. Step 4: Simplify right side
   156,790x = 52,265,275,456
5. Step 5: Solve for x
   x = 52,265,275,456/156,790
6. Step 6: Final answer
   x = 333,345.72