Finding the Fourth Proportional to 2,531.76, 3,792.76 and 1,432.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531.76 : 3,792.76 = 1,432.76 : x
2. Step 2: Convert to fraction form
   2,531.76/3,792.76 = 1,432.76/x
3. Step 3: Cross multiply
   2,531.76x = 3,792.76 × 1,432.76
4. Step 4: Simplify right side
   2,531.76x = 5,434,114.82
5. Step 5: Solve for x
   x = 5,434,114.82/2,531.76
6. Step 6: Final answer
   x = 2,146.38