Finding the Third Proportional to 1,717,218 and 3,729,420

Step by Step Solution

1. Step 1: Write the proportion equation
   1,717,218 : 3,729,420 = 3,729,420 : x
2. Step 2: Convert to fraction form
   1,717,218/3,729,420 = 3,729,420/x
3. Step 3: Cross multiply
   1,717,218x = 3,729,420 × 3,729,420
4. Step 4: Simplify right side
   1,717,218x = 13,908,573,536,400
5. Step 5: Solve for x
   x = 13,908,573,536,400/1,717,218
6. Step 6: Final answer
   x = 8,099,480.40