Finding the Fourth Proportional to 1,432.32, 2,149.56 and 1,048.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,432.32 : 2,149.56 = 1,048.56 : x
2. Step 2: Convert to fraction form
   1,432.32/2,149.56 = 1,048.56/x
3. Step 3: Cross multiply
   1,432.32x = 2,149.56 × 1,048.56
4. Step 4: Simplify right side
   1,432.32x = 2,253,942.63
5. Step 5: Solve for x
   x = 2,253,942.63/1,432.32
6. Step 6: Final answer
   x = 1,573.63