Finding the Fourth Proportional to 1,667.46, 2,498.82 and 927.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.46 : 2,498.82 = 927.42 : x
2. Step 2: Convert to fraction form
   1,667.46/2,498.82 = 927.42/x
3. Step 3: Cross multiply
   1,667.46x = 2,498.82 × 927.42
4. Step 4: Simplify right side
   1,667.46x = 2,317,455.64
5. Step 5: Solve for x
   x = 2,317,455.64/1,667.46
6. Step 6: Final answer
   x = 1,389.81