Finding the Fourth Proportional to 10,006.62, 13,810.59 and 5,817.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,006.62 : 13,810.59 = 5,817.18 : x
2. Step 2: Convert to fraction form
   10,006.62/13,810.59 = 5,817.18/x
3. Step 3: Cross multiply
   10,006.62x = 13,810.59 × 5,817.18
4. Step 4: Simplify right side
   10,006.62x = 80,338,687.94
5. Step 5: Solve for x
   x = 80,338,687.94/10,006.62
6. Step 6: Final answer
   x = 8,028.55