Finding the Fourth Proportional to 17,279.31, 25,918.95 and 5,433.03

Step by Step Solution

1. Step 1: Write the proportion equation
   17,279.31 : 25,918.95 = 5,433.03 : x
2. Step 2: Convert to fraction form
   17,279.31/25,918.95 = 5,433.03/x
3. Step 3: Cross multiply
   17,279.31x = 25,918.95 × 5,433.03
4. Step 4: Simplify right side
   17,279.31x = 140,818,453.29
5. Step 5: Solve for x
   x = 140,818,453.29/17,279.31
6. Step 6: Final answer
   x = 8,149.54