Finding the Fourth Proportional to 1,667.71, 2,501.91 and 627.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.71 : 2,501.91 = 627.67 : x
2. Step 2: Convert to fraction form
   1,667.71/2,501.91 = 627.67/x
3. Step 3: Cross multiply
   1,667.71x = 2,501.91 × 627.67
4. Step 4: Simplify right side
   1,667.71x = 1,570,373.85
5. Step 5: Solve for x
   x = 1,570,373.85/1,667.71
6. Step 6: Final answer
   x = 941.63