Finding the Fourth Proportional to 9,164.01, 13,747.89 and 2,923.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,164.01 : 13,747.89 = 2,923.86 : x
2. Step 2: Convert to fraction form
   9,164.01/13,747.89 = 2,923.86/x
3. Step 3: Cross multiply
   9,164.01x = 13,747.89 × 2,923.86
4. Step 4: Simplify right side
   9,164.01x = 40,196,905.66
5. Step 5: Solve for x
   x = 40,196,905.66/9,164.01
6. Step 6: Final answer
   x = 4,386.39