Finding the Fourth Proportional to 1,300.25, 1,949.91 and 375.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.25 : 1,949.91 = 375.56 : x
2. Step 2: Convert to fraction form
   1,300.25/1,949.91 = 375.56/x
3. Step 3: Cross multiply
   1,300.25x = 1,949.91 × 375.56
4. Step 4: Simplify right side
   1,300.25x = 732,308.20
5. Step 5: Solve for x
   x = 732,308.20/1,300.25
6. Step 6: Final answer
   x = 563.21