Finding the Fourth Proportional to 9,291.52, 12,822.56 and 5,100.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,291.52 : 12,822.56 = 5,100.04 : x
2. Step 2: Convert to fraction form
   9,291.52/12,822.56 = 5,100.04/x
3. Step 3: Cross multiply
   9,291.52x = 12,822.56 × 5,100.04
4. Step 4: Simplify right side
   9,291.52x = 65,395,568.90
5. Step 5: Solve for x
   x = 65,395,568.90/9,291.52
6. Step 6: Final answer
   x = 7,038.20