Finding the Third Proportional to 1,219,025 and 1,824,123

Step by Step Solution

1. Step 1: Write the proportion equation
   1,219,025 : 1,824,123 = 1,824,123 : x
2. Step 2: Convert to fraction form
   1,219,025/1,824,123 = 1,824,123/x
3. Step 3: Cross multiply
   1,219,025x = 1,824,123 × 1,824,123
4. Step 4: Simplify right side
   1,219,025x = 3,327,424,719,129
5. Step 5: Solve for x
   x = 3,327,424,719,129/1,219,025
6. Step 6: Final answer
   x = 2,729,578.74