Finding the Fourth Proportional to 17,881.37, 26,830.69 and 7,359.15

Step by Step Solution

1. Step 1: Write the proportion equation
   17,881.37 : 26,830.69 = 7,359.15 : x
2. Step 2: Convert to fraction form
   17,881.37/26,830.69 = 7,359.15/x
3. Step 3: Cross multiply
   17,881.37x = 26,830.69 × 7,359.15
4. Step 4: Simplify right side
   17,881.37x = 197,451,072.31
5. Step 5: Solve for x
   x = 197,451,072.31/17,881.37
6. Step 6: Final answer
   x = 11,042.28