Finding the Fourth Proportional to 1,333.95, 1,841.31 and 803.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.95 : 1,841.31 = 803.13 : x
2. Step 2: Convert to fraction form
   1,333.95/1,841.31 = 803.13/x
3. Step 3: Cross multiply
   1,333.95x = 1,841.31 × 803.13
4. Step 4: Simplify right side
   1,333.95x = 1,478,811.30
5. Step 5: Solve for x
   x = 1,478,811.30/1,333.95
6. Step 6: Final answer
   x = 1,108.60