Finding the Fourth Proportional to 9,298.08, 12,829.44 and 5,520.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,298.08 : 12,829.44 = 5,520.72 : x
2. Step 2: Convert to fraction form
   9,298.08/12,829.44 = 5,520.72/x
3. Step 3: Cross multiply
   9,298.08x = 12,829.44 × 5,520.72
4. Step 4: Simplify right side
   9,298.08x = 70,827,746.00
5. Step 5: Solve for x
   x = 70,827,746.00/9,298.08
6. Step 6: Final answer
   x = 7,617.46