Finding the Fourth Proportional to 1,563.16, 2,345.89 and 741.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,563.16 : 2,345.89 = 741.43 : x
2. Step 2: Convert to fraction form
   1,563.16/2,345.89 = 741.43/x
3. Step 3: Cross multiply
   1,563.16x = 2,345.89 × 741.43
4. Step 4: Simplify right side
   1,563.16x = 1,739,313.22
5. Step 5: Solve for x
   x = 1,739,313.22/1,563.16
6. Step 6: Final answer
   x = 1,112.69