Finding the Fourth Proportional to 1,429.83, 1,973.34 and 800.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.83 : 1,973.34 = 800.46 : x
2. Step 2: Convert to fraction form
   1,429.83/1,973.34 = 800.46/x
3. Step 3: Cross multiply
   1,429.83x = 1,973.34 × 800.46
4. Step 4: Simplify right side
   1,429.83x = 1,579,579.74
5. Step 5: Solve for x
   x = 1,579,579.74/1,429.83
6. Step 6: Final answer
   x = 1,104.73