Finding the Fourth Proportional to 10,146.47, 13,997.01 and 6,789.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,146.47 : 13,997.01 = 6,789.42 : x
2. Step 2: Convert to fraction form
   10,146.47/13,997.01 = 6,789.42/x
3. Step 3: Cross multiply
   10,146.47x = 13,997.01 × 6,789.42
4. Step 4: Simplify right side
   10,146.47x = 95,031,605.09
5. Step 5: Solve for x
   x = 95,031,605.09/10,146.47
6. Step 6: Final answer
   x = 9,365.98