Finding the Fourth Proportional to 1,432.72, 2,146.86 and 968.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,432.72 : 2,146.86 = 968.68 : x
2. Step 2: Convert to fraction form
   1,432.72/2,146.86 = 968.68/x
3. Step 3: Cross multiply
   1,432.72x = 2,146.86 × 968.68
4. Step 4: Simplify right side
   1,432.72x = 2,079,620.34
5. Step 5: Solve for x
   x = 2,079,620.34/1,432.72
6. Step 6: Final answer
   x = 1,451.52