Finding the Third Proportional to 1,121,168 and 1,740,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,121,168 : 1,740,800 = 1,740,800 : x
2. Step 2: Convert to fraction form
   1,121,168/1,740,800 = 1,740,800/x
3. Step 3: Cross multiply
   1,121,168x = 1,740,800 × 1,740,800
4. Step 4: Simplify right side
   1,121,168x = 3,030,384,640,000
5. Step 5: Solve for x
   x = 3,030,384,640,000/1,121,168
6. Step 6: Final answer
   x = 2,702,881.85