Finding the Third Proportional to 760,440 and 1,661,110

Step by Step Solution

1. Step 1: Write the proportion equation
   760,440 : 1,661,110 = 1,661,110 : x
2. Step 2: Convert to fraction form
   760,440/1,661,110 = 1,661,110/x
3. Step 3: Cross multiply
   760,440x = 1,661,110 × 1,661,110
4. Step 4: Simplify right side
   760,440x = 2,759,286,432,100
5. Step 5: Solve for x
   x = 2,759,286,432,100/760,440
6. Step 6: Final answer
   x = 3,628,539.31