Finding the Fourth Proportional to 2,505,940.16, 3,758,067.84 and 908,168.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505,940.16 : 3,758,067.84 = 908,168.72 : x
2. Step 2: Convert to fraction form
   2,505,940.16/3,758,067.84 = 908,168.72/x
3. Step 3: Cross multiply
   2,505,940.16x = 3,758,067.84 × 908,168.72
4. Step 4: Simplify right side
   2,505,940.16x = 3,412,959,659,925.96
5. Step 5: Solve for x
   x = 3,412,959,659,925.96/2,505,940.16
6. Step 6: Final answer
   x = 1,361,947.79