Finding the Fourth Proportional to 1,563, 2,345.31 and 793.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,563 : 2,345.31 = 793.50 : x
2. Step 2: Convert to fraction form
   1,563/2,345.31 = 793.50/x
3. Step 3: Cross multiply
   1,563x = 2,345.31 × 793.50
4. Step 4: Simplify right side
   1,563x = 1,861,003.49
5. Step 5: Solve for x
   x = 1,861,003.49/1,563
6. Step 6: Final answer
   x = 1,190.66