Finding the Fourth Proportional to 1,360.47, 1,877.46 and 800.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,360.47 : 1,877.46 = 800.94 : x
2. Step 2: Convert to fraction form
   1,360.47/1,877.46 = 800.94/x
3. Step 3: Cross multiply
   1,360.47x = 1,877.46 × 800.94
4. Step 4: Simplify right side
   1,360.47x = 1,503,732.81
5. Step 5: Solve for x
   x = 1,503,732.81/1,360.47
6. Step 6: Final answer
   x = 1,105.30