Finding the Third Proportional to 152,088 and 222,180

Step by Step Solution

1. Step 1: Write the proportion equation
   152,088 : 222,180 = 222,180 : x
2. Step 2: Convert to fraction form
   152,088/222,180 = 222,180/x
3. Step 3: Cross multiply
   152,088x = 222,180 × 222,180
4. Step 4: Simplify right side
   152,088x = 49,363,952,400
5. Step 5: Solve for x
   x = 49,363,952,400/152,088
6. Step 6: Final answer
   x = 324,574.93