Finding the Fourth Proportional to 8,791.74, 12,132.72 and 4,813.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,791.74 : 12,132.72 = 4,813.02 : x
2. Step 2: Convert to fraction form
   8,791.74/12,132.72 = 4,813.02/x
3. Step 3: Cross multiply
   8,791.74x = 12,132.72 × 4,813.02
4. Step 4: Simplify right side
   8,791.74x = 58,395,024.01
5. Step 5: Solve for x
   x = 58,395,024.01/8,791.74
6. Step 6: Final answer
   x = 6,642.03