Finding the Fourth Proportional to 8,130.69, 12,207.71 and 5,016.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,130.69 : 12,207.71 = 5,016.83 : x
2. Step 2: Convert to fraction form
   8,130.69/12,207.71 = 5,016.83/x
3. Step 3: Cross multiply
   8,130.69x = 12,207.71 × 5,016.83
4. Step 4: Simplify right side
   8,130.69x = 61,243,957.26
5. Step 5: Solve for x
   x = 61,243,957.26/8,130.69
6. Step 6: Final answer
   x = 7,532.44