Finding the Third Proportional to 1,782,480 and 3,711,828

Step by Step Solution

1. Step 1: Write the proportion equation
   1,782,480 : 3,711,828 = 3,711,828 : x
2. Step 2: Convert to fraction form
   1,782,480/3,711,828 = 3,711,828/x
3. Step 3: Cross multiply
   1,782,480x = 3,711,828 × 3,711,828
4. Step 4: Simplify right side
   1,782,480x = 13,777,667,101,584
5. Step 5: Solve for x
   x = 13,777,667,101,584/1,782,480
6. Step 6: Final answer
   x = 7,729,493.24