Finding the Fourth Proportional to 11,061.62, 15,279.65 and 8,196.17

Step by Step Solution

1. Step 1: Write the proportion equation
   11,061.62 : 15,279.65 = 8,196.17 : x
2. Step 2: Convert to fraction form
   11,061.62/15,279.65 = 8,196.17/x
3. Step 3: Cross multiply
   11,061.62x = 15,279.65 × 8,196.17
4. Step 4: Simplify right side
   11,061.62x = 125,234,491.56
5. Step 5: Solve for x
   x = 125,234,491.56/11,061.62
6. Step 6: Final answer
   x = 11,321.54