Finding the Third Proportional to 152,160 and 222,606

Step by Step Solution

1. Step 1: Write the proportion equation
   152,160 : 222,606 = 222,606 : x
2. Step 2: Convert to fraction form
   152,160/222,606 = 222,606/x
3. Step 3: Cross multiply
   152,160x = 222,606 × 222,606
4. Step 4: Simplify right side
   152,160x = 49,553,431,236
5. Step 5: Solve for x
   x = 49,553,431,236/152,160
6. Step 6: Final answer
   x = 325,666.61