Finding the Fourth Proportional to 1,541.12, 2,300.28 and 1,432.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,541.12 : 2,300.28 = 1,432.76 : x
2. Step 2: Convert to fraction form
   1,541.12/2,300.28 = 1,432.76/x
3. Step 3: Cross multiply
   1,541.12x = 2,300.28 × 1,432.76
4. Step 4: Simplify right side
   1,541.12x = 3,295,732.30
5. Step 5: Solve for x
   x = 3,295,732.30/1,541.12
6. Step 6: Final answer
   x = 2,138.54