Finding the Fourth Proportional to 11,641.58, 17,470.82 and 8,727.74

Step by Step Solution

1. Step 1: Write the proportion equation
   11,641.58 : 17,470.82 = 8,727.74 : x
2. Step 2: Convert to fraction form
   11,641.58/17,470.82 = 8,727.74/x
3. Step 3: Cross multiply
   11,641.58x = 17,470.82 × 8,727.74
4. Step 4: Simplify right side
   11,641.58x = 152,480,687.19
5. Step 5: Solve for x
   x = 152,480,687.19/11,641.58
6. Step 6: Final answer
   x = 13,097.94