Finding the Fourth Proportional to 6,641.01, 9,948.56 and 5,173.29

Step by Step Solution

1. Step 1: Write the proportion equation
   6,641.01 : 9,948.56 = 5,173.29 : x
2. Step 2: Convert to fraction form
   6,641.01/9,948.56 = 5,173.29/x
3. Step 3: Cross multiply
   6,641.01x = 9,948.56 × 5,173.29
4. Step 4: Simplify right side
   6,641.01x = 51,466,760.10
5. Step 5: Solve for x
   x = 51,466,760.10/6,641.01
6. Step 6: Final answer
   x = 7,749.84