Finding the Fourth Proportional to 9,828.72, 14,741.45 and 3,164.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,828.72 : 14,741.45 = 3,164.88 : x
2. Step 2: Convert to fraction form
   9,828.72/14,741.45 = 3,164.88/x
3. Step 3: Cross multiply
   9,828.72x = 14,741.45 × 3,164.88
4. Step 4: Simplify right side
   9,828.72x = 46,654,904.45
5. Step 5: Solve for x
   x = 46,654,904.45/9,828.72
6. Step 6: Final answer
   x = 4,746.79