Finding the Fourth Proportional to 2,796.99, 3,859.76 and 1,538.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,796.99 : 3,859.76 = 1,538.05 : x
2. Step 2: Convert to fraction form
   2,796.99/3,859.76 = 1,538.05/x
3. Step 3: Cross multiply
   2,796.99x = 3,859.76 × 1,538.05
4. Step 4: Simplify right side
   2,796.99x = 5,936,498.06
5. Step 5: Solve for x
   x = 5,936,498.06/2,796.99
6. Step 6: Final answer
   x = 2,122.46