Finding the Fourth Proportional to 1,300.13, 1,949.58 and 433.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.13 : 1,949.58 = 433.83 : x
2. Step 2: Convert to fraction form
   1,300.13/1,949.58 = 433.83/x
3. Step 3: Cross multiply
   1,300.13x = 1,949.58 × 433.83
4. Step 4: Simplify right side
   1,300.13x = 845,786.29
5. Step 5: Solve for x
   x = 845,786.29/1,300.13
6. Step 6: Final answer
   x = 650.54