Finding the Fourth Proportional to 1,667.82, 2,502.74 and 927.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.82 : 2,502.74 = 927.99 : x
2. Step 2: Convert to fraction form
   1,667.82/2,502.74 = 927.99/x
3. Step 3: Cross multiply
   1,667.82x = 2,502.74 × 927.99
4. Step 4: Simplify right side
   1,667.82x = 2,322,517.69
5. Step 5: Solve for x
   x = 2,322,517.69/1,667.82
6. Step 6: Final answer
   x = 1,392.55