Finding the Fourth Proportional to 2,267,104, 3,128,556 and 1,248,517.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,267,104 : 3,128,556 = 1,248,517.12 : x
2. Step 2: Convert to fraction form
   2,267,104/3,128,556 = 1,248,517.12/x
3. Step 3: Cross multiply
   2,267,104x = 3,128,556 × 1,248,517.12
4. Step 4: Simplify right side
   2,267,104x = 3,906,055,726,878.72
5. Step 5: Solve for x
   x = 3,906,055,726,878.72/2,267,104
6. Step 6: Final answer
   x = 1,722,927.46