Finding the Fourth Proportional to 2,228,103.95, 3,074,792.69 and 1,261,420.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,228,103.95 : 3,074,792.69 = 1,261,420.79 : x
2. Step 2: Convert to fraction form
   2,228,103.95/3,074,792.69 = 1,261,420.79/x
3. Step 3: Cross multiply
   2,228,103.95x = 3,074,792.69 × 1,261,420.79
4. Step 4: Simplify right side
   2,228,103.95x = 3,878,607,417,798.92
5. Step 5: Solve for x
   x = 3,878,607,417,798.92/2,228,103.95
6. Step 6: Final answer
   x = 1,740,765.92