Finding the Fourth Proportional to 10,065.98, 13,891.12 and 5,817.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,065.98 : 13,891.12 = 5,817.06 : x
2. Step 2: Convert to fraction form
   10,065.98/13,891.12 = 5,817.06/x
3. Step 3: Cross multiply
   10,065.98x = 13,891.12 × 5,817.06
4. Step 4: Simplify right side
   10,065.98x = 80,805,463.96
5. Step 5: Solve for x
   x = 80,805,463.96/10,065.98
6. Step 6: Final answer
   x = 8,027.58