Finding the Fourth Proportional to 10,097.31, 15,146.48 and 3,857.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,097.31 : 15,146.48 = 3,857.87 : x
2. Step 2: Convert to fraction form
   10,097.31/15,146.48 = 3,857.87/x
3. Step 3: Cross multiply
   10,097.31x = 15,146.48 × 3,857.87
4. Step 4: Simplify right side
   10,097.31x = 58,433,055.78
5. Step 5: Solve for x
   x = 58,433,055.78/10,097.31
6. Step 6: Final answer
   x = 5,786.99