Finding the Fourth Proportional to 17,678.52, 26,522.33 and 5,198.94

Step by Step Solution

1. Step 1: Write the proportion equation
   17,678.52 : 26,522.33 = 5,198.94 : x
2. Step 2: Convert to fraction form
   17,678.52/26,522.33 = 5,198.94/x
3. Step 3: Cross multiply
   17,678.52x = 26,522.33 × 5,198.94
4. Step 4: Simplify right side
   17,678.52x = 137,887,976.34
5. Step 5: Solve for x
   x = 137,887,976.34/17,678.52
6. Step 6: Final answer
   x = 7,799.75