Finding the Fourth Proportional to 8,810.50, 12,159.57 and 5,084.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,810.50 : 12,159.57 = 5,084.50 : x
2. Step 2: Convert to fraction form
   8,810.50/12,159.57 = 5,084.50/x
3. Step 3: Cross multiply
   8,810.50x = 12,159.57 × 5,084.50
4. Step 4: Simplify right side
   8,810.50x = 61,825,333.67
5. Step 5: Solve for x
   x = 61,825,333.67/8,810.50
6. Step 6: Final answer
   x = 7,017.23