Finding the Fourth Proportional to 9,164.94, 13,737.61 and 3,898.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,164.94 : 13,737.61 = 3,898.72 : x
2. Step 2: Convert to fraction form
   9,164.94/13,737.61 = 3,898.72/x
3. Step 3: Cross multiply
   9,164.94x = 13,737.61 × 3,898.72
4. Step 4: Simplify right side
   9,164.94x = 53,559,094.86
5. Step 5: Solve for x
   x = 53,559,094.86/9,164.94
6. Step 6: Final answer
   x = 5,843.91