Finding the Fourth Proportional to 9,134.06, 13,701.59 and 4,458.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,134.06 : 13,701.59 = 4,458.05 : x
2. Step 2: Convert to fraction form
   9,134.06/13,701.59 = 4,458.05/x
3. Step 3: Cross multiply
   9,134.06x = 13,701.59 × 4,458.05
4. Step 4: Simplify right side
   9,134.06x = 61,082,282.50
5. Step 5: Solve for x
   x = 61,082,282.50/9,134.06
6. Step 6: Final answer
   x = 6,687.31