Finding the Fourth Proportional to 9,297.18, 12,829.95 and 5,105.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,297.18 : 12,829.95 = 5,105.34 : x
2. Step 2: Convert to fraction form
   9,297.18/12,829.95 = 5,105.34/x
3. Step 3: Cross multiply
   9,297.18x = 12,829.95 × 5,105.34
4. Step 4: Simplify right side
   9,297.18x = 65,501,256.93
5. Step 5: Solve for x
   x = 65,501,256.93/9,297.18
6. Step 6: Final answer
   x = 7,045.28