Finding the Third Proportional to 2,918 and 3,941.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,918 : 3,941.50 = 3,941.50 : x
2. Step 2: Convert to fraction form
   2,918/3,941.50 = 3,941.50/x
3. Step 3: Cross multiply
   2,918x = 3,941.50 × 3,941.50
4. Step 4: Simplify right side
   2,918x = 15,535,422.25
5. Step 5: Solve for x
   x = 15,535,422.25/2,918
6. Step 6: Final answer
   x = 5,324.00