Finding the Fourth Proportional to 1,334.89, 1,842.22 and 803.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.89 : 1,842.22 = 803.87 : x
2. Step 2: Convert to fraction form
   1,334.89/1,842.22 = 803.87/x
3. Step 3: Cross multiply
   1,334.89x = 1,842.22 × 803.87
4. Step 4: Simplify right side
   1,334.89x = 1,480,896.18
5. Step 5: Solve for x
   x = 1,480,896.18/1,334.89
6. Step 6: Final answer
   x = 1,109.38