Finding the Fourth Proportional to 5,148.93, 7,105.52 and 2,791.07

Step by Step Solution

1. Step 1: Write the proportion equation
   5,148.93 : 7,105.52 = 2,791.07 : x
2. Step 2: Convert to fraction form
   5,148.93/7,105.52 = 2,791.07/x
3. Step 3: Cross multiply
   5,148.93x = 7,105.52 × 2,791.07
4. Step 4: Simplify right side
   5,148.93x = 19,832,003.71
5. Step 5: Solve for x
   x = 19,832,003.71/5,148.93
6. Step 6: Final answer
   x = 3,851.68