Finding the Fourth Proportional to 2,228,216.64, 3,074,614.56 and 1,274,176.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,228,216.64 : 3,074,614.56 = 1,274,176.32 : x
2. Step 2: Convert to fraction form
   2,228,216.64/3,074,614.56 = 1,274,176.32/x
3. Step 3: Cross multiply
   2,228,216.64x = 3,074,614.56 × 1,274,176.32
4. Step 4: Simplify right side
   2,228,216.64x = 3,917,601,065,479.22
5. Step 5: Solve for x
   x = 3,917,601,065,479.22/2,228,216.64
6. Step 6: Final answer
   x = 1,758,177.82