Finding the Fourth Proportional to 9,005.16, 13,498.56 and 3,457.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,005.16 : 13,498.56 = 3,457.08 : x
2. Step 2: Convert to fraction form
   9,005.16/13,498.56 = 3,457.08/x
3. Step 3: Cross multiply
   9,005.16x = 13,498.56 × 3,457.08
4. Step 4: Simplify right side
   9,005.16x = 46,665,601.80
5. Step 5: Solve for x
   x = 46,665,601.80/9,005.16
6. Step 6: Final answer
   x = 5,182.10