Finding the Fourth Proportional to 1,382.47, 1,908.03 and 793.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,382.47 : 1,908.03 = 793.06 : x
2. Step 2: Convert to fraction form
   1,382.47/1,908.03 = 793.06/x
3. Step 3: Cross multiply
   1,382.47x = 1,908.03 × 793.06
4. Step 4: Simplify right side
   1,382.47x = 1,513,182.27
5. Step 5: Solve for x
   x = 1,513,182.27/1,382.47
6. Step 6: Final answer
   x = 1,094.55