Finding the Fourth Proportional to 2,796.64, 3,857.55 and 2,050.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,796.64 : 3,857.55 = 2,050.63 : x
2. Step 2: Convert to fraction form
   2,796.64/3,857.55 = 2,050.63/x
3. Step 3: Cross multiply
   2,796.64x = 3,857.55 × 2,050.63
4. Step 4: Simplify right side
   2,796.64x = 7,910,407.76
5. Step 5: Solve for x
   x = 7,910,407.76/2,796.64
6. Step 6: Final answer
   x = 2,828.54