Finding the Fourth Proportional to 8,180.12, 12,269.86 and 5,065.47

Step by Step Solution

1. Step 1: Write the proportion equation
   8,180.12 : 12,269.86 = 5,065.47 : x
2. Step 2: Convert to fraction form
   8,180.12/12,269.86 = 5,065.47/x
3. Step 3: Cross multiply
   8,180.12x = 12,269.86 × 5,065.47
4. Step 4: Simplify right side
   8,180.12x = 62,152,595.07
5. Step 5: Solve for x
   x = 62,152,595.07/8,180.12
6. Step 6: Final answer
   x = 7,598.00