Finding the Third Proportional to 1,118,748 and 1,678,104

Step by Step Solution

1. Step 1: Write the proportion equation
   1,118,748 : 1,678,104 = 1,678,104 : x
2. Step 2: Convert to fraction form
   1,118,748/1,678,104 = 1,678,104/x
3. Step 3: Cross multiply
   1,118,748x = 1,678,104 × 1,678,104
4. Step 4: Simplify right side
   1,118,748x = 2,816,033,034,816
5. Step 5: Solve for x
   x = 2,816,033,034,816/1,118,748
6. Step 6: Final answer
   x = 2,517,129.00