Finding the Fourth Proportional to 12,857.83, 19,290.93 and 5,837.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,857.83 : 19,290.93 = 5,837.02 : x
2. Step 2: Convert to fraction form
   12,857.83/19,290.93 = 5,837.02/x
3. Step 3: Cross multiply
   12,857.83x = 19,290.93 × 5,837.02
4. Step 4: Simplify right side
   12,857.83x = 112,601,544.23
5. Step 5: Solve for x
   x = 112,601,544.23/12,857.83
6. Step 6: Final answer
   x = 8,757.43