Finding the Third Proportional to 1,123,439 and 2,457,060

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,439 : 2,457,060 = 2,457,060 : x
2. Step 2: Convert to fraction form
   1,123,439/2,457,060 = 2,457,060/x
3. Step 3: Cross multiply
   1,123,439x = 2,457,060 × 2,457,060
4. Step 4: Simplify right side
   1,123,439x = 6,037,143,843,600
5. Step 5: Solve for x
   x = 6,037,143,843,600/1,123,439
6. Step 6: Final answer
   x = 5,373,806.54