Finding the Third Proportional to 1,121,740 and 1,740,226

Step by Step Solution

1. Step 1: Write the proportion equation
   1,121,740 : 1,740,226 = 1,740,226 : x
2. Step 2: Convert to fraction form
   1,121,740/1,740,226 = 1,740,226/x
3. Step 3: Cross multiply
   1,121,740x = 1,740,226 × 1,740,226
4. Step 4: Simplify right side
   1,121,740x = 3,028,386,531,076
5. Step 5: Solve for x
   x = 3,028,386,531,076/1,121,740
6. Step 6: Final answer
   x = 2,699,722.33