Finding the Third Proportional to 144,657.50 and 222,484

Step by Step Solution

1. Step 1: Write the proportion equation
   144,657.50 : 222,484 = 222,484 : x
2. Step 2: Convert to fraction form
   144,657.50/222,484 = 222,484/x
3. Step 3: Cross multiply
   144,657.50x = 222,484 × 222,484
4. Step 4: Simplify right side
   144,657.50x = 49,499,130,256
5. Step 5: Solve for x
   x = 49,499,130,256/144,657.50
6. Step 6: Final answer
   x = 342,181.57