Finding the Fourth Proportional to 10,185.76, 14,056.22 and 5,710.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,185.76 : 14,056.22 = 5,710.62 : x
2. Step 2: Convert to fraction form
   10,185.76/14,056.22 = 5,710.62/x
3. Step 3: Cross multiply
   10,185.76x = 14,056.22 × 5,710.62
4. Step 4: Simplify right side
   10,185.76x = 80,269,731.06
5. Step 5: Solve for x
   x = 80,269,731.06/10,185.76
6. Step 6: Final answer
   x = 7,880.58