Finding the Fourth Proportional to 1,429.94, 1,972.04 and 964.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.94 : 1,972.04 = 964.82 : x
2. Step 2: Convert to fraction form
   1,429.94/1,972.04 = 964.82/x
3. Step 3: Cross multiply
   1,429.94x = 1,972.04 × 964.82
4. Step 4: Simplify right side
   1,429.94x = 1,902,663.63
5. Step 5: Solve for x
   x = 1,902,663.63/1,429.94
6. Step 6: Final answer
   x = 1,330.59