Finding the Fourth Proportional to 8,999.00, 12,417.83 and 5,812.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,999.00 : 12,417.83 = 5,812.43 : x
2. Step 2: Convert to fraction form
   8,999.00/12,417.83 = 5,812.43/x
3. Step 3: Cross multiply
   8,999.00x = 12,417.83 × 5,812.43
4. Step 4: Simplify right side
   8,999.00x = 72,177,720.07
5. Step 5: Solve for x
   x = 72,177,720.07/8,999.00
6. Step 6: Final answer
   x = 8,020.64