Finding the Fourth Proportional to 10,170.01, 15,252.72 and 5,167.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,170.01 : 15,252.72 = 5,167.33 : x
2. Step 2: Convert to fraction form
   10,170.01/15,252.72 = 5,167.33/x
3. Step 3: Cross multiply
   10,170.01x = 15,252.72 × 5,167.33
4. Step 4: Simplify right side
   10,170.01x = 78,815,837.64
5. Step 5: Solve for x
   x = 78,815,837.64/10,170.01
6. Step 6: Final answer
   x = 7,749.83