Finding the Fourth Proportional to 1,429.89, 1,973.23 and 800.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.89 : 1,973.23 = 800.41 : x
2. Step 2: Convert to fraction form
   1,429.89/1,973.23 = 800.41/x
3. Step 3: Cross multiply
   1,429.89x = 1,973.23 × 800.41
4. Step 4: Simplify right side
   1,429.89x = 1,579,393.02
5. Step 5: Solve for x
   x = 1,579,393.02/1,429.89
6. Step 6: Final answer
   x = 1,104.56