Finding the Fourth Proportional to 1,356.47, 1,872.38 and 796.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,356.47 : 1,872.38 = 796.93 : x
2. Step 2: Convert to fraction form
   1,356.47/1,872.38 = 796.93/x
3. Step 3: Cross multiply
   1,356.47x = 1,872.38 × 796.93
4. Step 4: Simplify right side
   1,356.47x = 1,492,147.13
5. Step 5: Solve for x
   x = 1,492,147.13/1,356.47
6. Step 6: Final answer
   x = 1,100.02