Finding the Fourth Proportional to 9,818.93, 14,726.17 and 2,798.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,818.93 : 14,726.17 = 2,798.79 : x
2. Step 2: Convert to fraction form
   9,818.93/14,726.17 = 2,798.79/x
3. Step 3: Cross multiply
   9,818.93x = 14,726.17 × 2,798.79
4. Step 4: Simplify right side
   9,818.93x = 41,215,493.69
5. Step 5: Solve for x
   x = 41,215,493.69/9,818.93
6. Step 6: Final answer
   x = 4,197.56