Finding the Fourth Proportional to 10,641.59, 14,685.26 and 5,861.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,641.59 : 14,685.26 = 5,861.42 : x
2. Step 2: Convert to fraction form
   10,641.59/14,685.26 = 5,861.42/x
3. Step 3: Cross multiply
   10,641.59x = 14,685.26 × 5,861.42
4. Step 4: Simplify right side
   10,641.59x = 86,076,373.94
5. Step 5: Solve for x
   x = 86,076,373.94/10,641.59
6. Step 6: Final answer
   x = 8,088.68