Finding the Third Proportional to 1,123,670 and 2,476,390

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,670 : 2,476,390 = 2,476,390 : x
2. Step 2: Convert to fraction form
   1,123,670/2,476,390 = 2,476,390/x
3. Step 3: Cross multiply
   1,123,670x = 2,476,390 × 2,476,390
4. Step 4: Simplify right side
   1,123,670x = 6,132,507,432,100
5. Step 5: Solve for x
   x = 6,132,507,432,100/1,123,670
6. Step 6: Final answer
   x = 5,457,569.78