Finding the Fourth Proportional to 17,947.89, 26,926.17 and 5,635.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,947.89 : 26,926.17 = 5,635.89 : x
2. Step 2: Convert to fraction form
   17,947.89/26,926.17 = 5,635.89/x
3. Step 3: Cross multiply
   17,947.89x = 26,926.17 × 5,635.89
4. Step 4: Simplify right side
   17,947.89x = 151,752,932.24
5. Step 5: Solve for x
   x = 151,752,932.24/17,947.89
6. Step 6: Final answer
   x = 8,455.20