Finding the Fourth Proportional to 17,876.82, 26,804.80 and 5,393.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,876.82 : 26,804.80 = 5,393.10 : x
2. Step 2: Convert to fraction form
   17,876.82/26,804.80 = 5,393.10/x
3. Step 3: Cross multiply
   17,876.82x = 26,804.80 × 5,393.10
4. Step 4: Simplify right side
   17,876.82x = 144,560,805.89
5. Step 5: Solve for x
   x = 144,560,805.89/17,876.82
6. Step 6: Final answer
   x = 8,086.50