Finding the Third Proportional to 1,140,561 and 1,765,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,140,561 : 1,765,440 = 1,765,440 : x
2. Step 2: Convert to fraction form
   1,140,561/1,765,440 = 1,765,440/x
3. Step 3: Cross multiply
   1,140,561x = 1,765,440 × 1,765,440
4. Step 4: Simplify right side
   1,140,561x = 3,116,778,393,600
5. Step 5: Solve for x
   x = 3,116,778,393,600/1,140,561
6. Step 6: Final answer
   x = 2,732,671.37