Finding the Fourth Proportional to 1,743.88, 2,613.45 and 962.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,743.88 : 2,613.45 = 962.72 : x
2. Step 2: Convert to fraction form
   1,743.88/2,613.45 = 962.72/x
3. Step 3: Cross multiply
   1,743.88x = 2,613.45 × 962.72
4. Step 4: Simplify right side
   1,743.88x = 2,516,015.51
5. Step 5: Solve for x
   x = 2,516,015.51/1,743.88
6. Step 6: Final answer
   x = 1,442.77