Finding the Fourth Proportional to 9,174.39, 13,752.24 and 3,620.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,174.39 : 13,752.24 = 3,620.10 : x
2. Step 2: Convert to fraction form
   9,174.39/13,752.24 = 3,620.10/x
3. Step 3: Cross multiply
   9,174.39x = 13,752.24 × 3,620.10
4. Step 4: Simplify right side
   9,174.39x = 49,784,484.02
5. Step 5: Solve for x
   x = 49,784,484.02/9,174.39
6. Step 6: Final answer
   x = 5,426.46