Finding the Third Proportional to 1,376,380 and 3,238,724

Step by Step Solution

1. Step 1: Write the proportion equation
   1,376,380 : 3,238,724 = 3,238,724 : x
2. Step 2: Convert to fraction form
   1,376,380/3,238,724 = 3,238,724/x
3. Step 3: Cross multiply
   1,376,380x = 3,238,724 × 3,238,724
4. Step 4: Simplify right side
   1,376,380x = 10,489,333,148,176
5. Step 5: Solve for x
   x = 10,489,333,148,176/1,376,380
6. Step 6: Final answer
   x = 7,620,957.26