Finding the Fourth Proportional to 4,899.39, 7,345.89 and 2,791.08

Step by Step Solution

1. Step 1: Write the proportion equation
   4,899.39 : 7,345.89 = 2,791.08 : x
2. Step 2: Convert to fraction form
   4,899.39/7,345.89 = 2,791.08/x
3. Step 3: Cross multiply
   4,899.39x = 7,345.89 × 2,791.08
4. Step 4: Simplify right side
   4,899.39x = 20,502,966.66
5. Step 5: Solve for x
   x = 20,502,966.66/4,899.39
6. Step 6: Final answer
   x = 4,184.80