Finding the Fourth Proportional to 10,068.62, 13,891.56 and 5,818.13

Step by Step Solution

1. Step 1: Write the proportion equation
   10,068.62 : 13,891.56 = 5,818.13 : x
2. Step 2: Convert to fraction form
   10,068.62/13,891.56 = 5,818.13/x
3. Step 3: Cross multiply
   10,068.62x = 13,891.56 × 5,818.13
4. Step 4: Simplify right side
   10,068.62x = 80,822,903.71
5. Step 5: Solve for x
   x = 80,822,903.71/10,068.62
6. Step 6: Final answer
   x = 8,027.21