Finding the Fourth Proportional to 1,962.25, 2,941.52 and 728.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,962.25 : 2,941.52 = 728.82 : x
2. Step 2: Convert to fraction form
   1,962.25/2,941.52 = 728.82/x
3. Step 3: Cross multiply
   1,962.25x = 2,941.52 × 728.82
4. Step 4: Simplify right side
   1,962.25x = 2,143,834.96
5. Step 5: Solve for x
   x = 2,143,834.96/1,962.25
6. Step 6: Final answer
   x = 1,092.54