Finding the Fourth Proportional to 1,401.03, 1,933.38 and 803.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.03 : 1,933.38 = 803.61 : x
2. Step 2: Convert to fraction form
   1,401.03/1,933.38 = 803.61/x
3. Step 3: Cross multiply
   1,401.03x = 1,933.38 × 803.61
4. Step 4: Simplify right side
   1,401.03x = 1,553,683.50
5. Step 5: Solve for x
   x = 1,553,683.50/1,401.03
6. Step 6: Final answer
   x = 1,108.96