Finding the Third Proportional to 226,372.50 and 478,449

Step by Step Solution

1. Step 1: Write the proportion equation
   226,372.50 : 478,449 = 478,449 : x
2. Step 2: Convert to fraction form
   226,372.50/478,449 = 478,449/x
3. Step 3: Cross multiply
   226,372.50x = 478,449 × 478,449
4. Step 4: Simplify right side
   226,372.50x = 228,913,445,601
5. Step 5: Solve for x
   x = 228,913,445,601/226,372.50
6. Step 6: Final answer
   x = 1,011,224.62