Finding the Fourth Proportional to 8,791.00, 12,131.59 and 4,812.36

Step by Step Solution

1. Step 1: Write the proportion equation
   8,791.00 : 12,131.59 = 4,812.36 : x
2. Step 2: Convert to fraction form
   8,791.00/12,131.59 = 4,812.36/x
3. Step 3: Cross multiply
   8,791.00x = 12,131.59 × 4,812.36
4. Step 4: Simplify right side
   8,791.00x = 58,381,554.39
5. Step 5: Solve for x
   x = 58,381,554.39/8,791.00
6. Step 6: Final answer
   x = 6,641.06