Finding the Third Proportional to 1,679,392 and 3,548,480

Step by Step Solution

1. Step 1: Write the proportion equation
   1,679,392 : 3,548,480 = 3,548,480 : x
2. Step 2: Convert to fraction form
   1,679,392/3,548,480 = 3,548,480/x
3. Step 3: Cross multiply
   1,679,392x = 3,548,480 × 3,548,480
4. Step 4: Simplify right side
   1,679,392x = 12,591,710,310,400
5. Step 5: Solve for x
   x = 12,591,710,310,400/1,679,392
6. Step 6: Final answer
   x = 7,497,779.14