Finding the Third Proportional to 1,271,403 and 1,920,064.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,403 : 1,920,064.50 = 1,920,064.50 : x
2. Step 2: Convert to fraction form
   1,271,403/1,920,064.50 = 1,920,064.50/x
3. Step 3: Cross multiply
   1,271,403x = 1,920,064.50 × 1,920,064.50
4. Step 4: Simplify right side
   1,271,403x = 3,686,647,684,160.25
5. Step 5: Solve for x
   x = 3,686,647,684,160.25/1,271,403
6. Step 6: Final answer
   x = 2,899,668.86