Finding the Fourth Proportional to 2,667.74, 3,991.58 and 1,847.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.74 : 3,991.58 = 1,847.61 : x
2. Step 2: Convert to fraction form
   2,667.74/3,991.58 = 1,847.61/x
3. Step 3: Cross multiply
   2,667.74x = 3,991.58 × 1,847.61
4. Step 4: Simplify right side
   2,667.74x = 7,374,880.81
5. Step 5: Solve for x
   x = 7,374,880.81/2,667.74
6. Step 6: Final answer
   x = 2,764.47