Finding the Third Proportional to 1,620,960 and 3,527,336

Step by Step Solution

1. Step 1: Write the proportion equation
   1,620,960 : 3,527,336 = 3,527,336 : x
2. Step 2: Convert to fraction form
   1,620,960/3,527,336 = 3,527,336/x
3. Step 3: Cross multiply
   1,620,960x = 3,527,336 × 3,527,336
4. Step 4: Simplify right side
   1,620,960x = 12,442,099,256,896
5. Step 5: Solve for x
   x = 12,442,099,256,896/1,620,960
6. Step 6: Final answer
   x = 7,675,759.58