Finding the Fourth Proportional to 1,429.56, 1,973.16 and 933.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.56 : 1,973.16 = 933.44 : x
2. Step 2: Convert to fraction form
   1,429.56/1,973.16 = 933.44/x
3. Step 3: Cross multiply
   1,429.56x = 1,973.16 × 933.44
4. Step 4: Simplify right side
   1,429.56x = 1,841,826.47
5. Step 5: Solve for x
   x = 1,841,826.47/1,429.56
6. Step 6: Final answer
   x = 1,288.39