Finding the Fourth Proportional to 9,792.86, 13,515.81 and 5,816.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,792.86 : 13,515.81 = 5,816.12 : x
2. Step 2: Convert to fraction form
   9,792.86/13,515.81 = 5,816.12/x
3. Step 3: Cross multiply
   9,792.86x = 13,515.81 × 5,816.12
4. Step 4: Simplify right side
   9,792.86x = 78,609,572.86
5. Step 5: Solve for x
   x = 78,609,572.86/9,792.86
6. Step 6: Final answer
   x = 8,027.23