Finding the Fourth Proportional to 1,429.33, 1,972.56 and 799.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.33 : 1,972.56 = 799.93 : x
2. Step 2: Convert to fraction form
   1,429.33/1,972.56 = 799.93/x
3. Step 3: Cross multiply
   1,429.33x = 1,972.56 × 799.93
4. Step 4: Simplify right side
   1,429.33x = 1,577,900.06
5. Step 5: Solve for x
   x = 1,577,900.06/1,429.33
6. Step 6: Final answer
   x = 1,103.95