Finding the Third Proportional to 734,463 and 1,123,431

Step by Step Solution

1. Step 1: Write the proportion equation
   734,463 : 1,123,431 = 1,123,431 : x
2. Step 2: Convert to fraction form
   734,463/1,123,431 = 1,123,431/x
3. Step 3: Cross multiply
   734,463x = 1,123,431 × 1,123,431
4. Step 4: Simplify right side
   734,463x = 1,262,097,211,761
5. Step 5: Solve for x
   x = 1,262,097,211,761/734,463
6. Step 6: Final answer
   x = 1,718,394.54