Finding the Fourth Proportional to 8,605.59, 11,870.33 and 5,068.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,605.59 : 11,870.33 = 5,068.10 : x
2. Step 2: Convert to fraction form
   8,605.59/11,870.33 = 5,068.10/x
3. Step 3: Cross multiply
   8,605.59x = 11,870.33 × 5,068.10
4. Step 4: Simplify right side
   8,605.59x = 60,159,934.78
5. Step 5: Solve for x
   x = 60,159,934.78/8,605.59
6. Step 6: Final answer
   x = 6,990.80