Finding the Fourth Proportional to 35,709.18, 53,559.72 and 9,055.05

Step by Step Solution

1. Step 1: Write the proportion equation
   35,709.18 : 53,559.72 = 9,055.05 : x
2. Step 2: Convert to fraction form
   35,709.18/53,559.72 = 9,055.05/x
3. Step 3: Cross multiply
   35,709.18x = 53,559.72 × 9,055.05
4. Step 4: Simplify right side
   35,709.18x = 484,985,942.59
5. Step 5: Solve for x
   x = 484,985,942.59/35,709.18
6. Step 6: Final answer
   x = 13,581.55