Finding the Third Proportional to 744,458 and 1,113,713

Step by Step Solution

1. Step 1: Write the proportion equation
   744,458 : 1,113,713 = 1,113,713 : x
2. Step 2: Convert to fraction form
   744,458/1,113,713 = 1,113,713/x
3. Step 3: Cross multiply
   744,458x = 1,113,713 × 1,113,713
4. Step 4: Simplify right side
   744,458x = 1,240,356,646,369
5. Step 5: Solve for x
   x = 1,240,356,646,369/744,458
6. Step 6: Final answer
   x = 1,666,120.38