Finding the Fourth Proportional to 3,899.13, 5,846.86 and 1,300.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,899.13 : 5,846.86 = 1,300.24 : x
2. Step 2: Convert to fraction form
   3,899.13/5,846.86 = 1,300.24/x
3. Step 3: Cross multiply
   3,899.13x = 5,846.86 × 1,300.24
4. Step 4: Simplify right side
   3,899.13x = 7,602,321.25
5. Step 5: Solve for x
   x = 7,602,321.25/3,899.13
6. Step 6: Final answer
   x = 1,949.75