Finding the Third Proportional to 1,580,274 and 3,475,620

Step by Step Solution

1. Step 1: Write the proportion equation
   1,580,274 : 3,475,620 = 3,475,620 : x
2. Step 2: Convert to fraction form
   1,580,274/3,475,620 = 3,475,620/x
3. Step 3: Cross multiply
   1,580,274x = 3,475,620 × 3,475,620
4. Step 4: Simplify right side
   1,580,274x = 12,079,934,384,400
5. Step 5: Solve for x
   x = 12,079,934,384,400/1,580,274
6. Step 6: Final answer
   x = 7,644,202.45