Finding the Fourth Proportional to 2,146.58, 2,962.66 and 1,262.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146.58 : 2,962.66 = 1,262.43 : x
2. Step 2: Convert to fraction form
   2,146.58/2,962.66 = 1,262.43/x
3. Step 3: Cross multiply
   2,146.58x = 2,962.66 × 1,262.43
4. Step 4: Simplify right side
   2,146.58x = 3,740,150.86
5. Step 5: Solve for x
   x = 3,740,150.86/2,146.58
6. Step 6: Final answer
   x = 1,742.38