Finding the Fourth Proportional to 1,634.52, 2,454.45 and 1,072.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,634.52 : 2,454.45 = 1,072.56 : x
2. Step 2: Convert to fraction form
   1,634.52/2,454.45 = 1,072.56/x
3. Step 3: Cross multiply
   1,634.52x = 2,454.45 × 1,072.56
4. Step 4: Simplify right side
   1,634.52x = 2,632,544.89
5. Step 5: Solve for x
   x = 2,632,544.89/1,634.52
6. Step 6: Final answer
   x = 1,610.59