Finding the Third Proportional to 156,724 and 228,522

Step by Step Solution

1. Step 1: Write the proportion equation
   156,724 : 228,522 = 228,522 : x
2. Step 2: Convert to fraction form
   156,724/228,522 = 228,522/x
3. Step 3: Cross multiply
   156,724x = 228,522 × 228,522
4. Step 4: Simplify right side
   156,724x = 52,222,304,484
5. Step 5: Solve for x
   x = 52,222,304,484/156,724
6. Step 6: Final answer
   x = 333,211.92