Finding the Third Proportional to 2,773 and 3,691.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,773 : 3,691.50 = 3,691.50 : x
2. Step 2: Convert to fraction form
   2,773/3,691.50 = 3,691.50/x
3. Step 3: Cross multiply
   2,773x = 3,691.50 × 3,691.50
4. Step 4: Simplify right side
   2,773x = 13,627,172.25
5. Step 5: Solve for x
   x = 13,627,172.25/2,773
6. Step 6: Final answer
   x = 4,914.23