Finding the Fourth Proportional to 2,245,883.42, 3,099,869.88 and 1,279,583.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,245,883.42 : 3,099,869.88 = 1,279,583.48 : x
2. Step 2: Convert to fraction form
   2,245,883.42/3,099,869.88 = 1,279,583.48/x
3. Step 3: Cross multiply
   2,245,883.42x = 3,099,869.88 × 1,279,583.48
4. Step 4: Simplify right side
   2,245,883.42x = 3,966,542,288,597.58
5. Step 5: Solve for x
   x = 3,966,542,288,597.58/2,245,883.42
6. Step 6: Final answer
   x = 1,766,139.00