Finding the Third Proportional to 1,271,388 and 1,920,042

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,388 : 1,920,042 = 1,920,042 : x
2. Step 2: Convert to fraction form
   1,271,388/1,920,042 = 1,920,042/x
3. Step 3: Cross multiply
   1,271,388x = 1,920,042 × 1,920,042
4. Step 4: Simplify right side
   1,271,388x = 3,686,561,281,764
5. Step 5: Solve for x
   x = 3,686,561,281,764/1,271,388
6. Step 6: Final answer
   x = 2,899,635.11