Finding the Fourth Proportional to 17,933.98, 26,894.28 and 5,279.98

Step by Step Solution

1. Step 1: Write the proportion equation
   17,933.98 : 26,894.28 = 5,279.98 : x
2. Step 2: Convert to fraction form
   17,933.98/26,894.28 = 5,279.98/x
3. Step 3: Cross multiply
   17,933.98x = 26,894.28 × 5,279.98
4. Step 4: Simplify right side
   17,933.98x = 142,001,260.51
5. Step 5: Solve for x
   x = 142,001,260.51/17,933.98
6. Step 6: Final answer
   x = 7,918.00