Finding the Fourth Proportional to 1,671.31, 2,306.53 and 925.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,671.31 : 2,306.53 = 925.37 : x
2. Step 2: Convert to fraction form
   1,671.31/2,306.53 = 925.37/x
3. Step 3: Cross multiply
   1,671.31x = 2,306.53 × 925.37
4. Step 4: Simplify right side
   1,671.31x = 2,134,399.71
5. Step 5: Solve for x
   x = 2,134,399.71/1,671.31
6. Step 6: Final answer
   x = 1,277.08