Finding the Fourth Proportional to 11,341.88, 17,011.89 and 7,169.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,341.88 : 17,011.89 = 7,169.72 : x
2. Step 2: Convert to fraction form
   11,341.88/17,011.89 = 7,169.72/x
3. Step 3: Cross multiply
   11,341.88x = 17,011.89 × 7,169.72
4. Step 4: Simplify right side
   11,341.88x = 121,970,402.91
5. Step 5: Solve for x
   x = 121,970,402.91/11,341.88
6. Step 6: Final answer
   x = 10,753.99