Finding the Third Proportional to 1,807,362 and 3,912,272

Step by Step Solution

1. Step 1: Write the proportion equation
   1,807,362 : 3,912,272 = 3,912,272 : x
2. Step 2: Convert to fraction form
   1,807,362/3,912,272 = 3,912,272/x
3. Step 3: Cross multiply
   1,807,362x = 3,912,272 × 3,912,272
4. Step 4: Simplify right side
   1,807,362x = 15,305,872,201,984
5. Step 5: Solve for x
   x = 15,305,872,201,984/1,807,362
6. Step 6: Final answer
   x = 8,468,625.66