Finding the Third Proportional to 1,438.07 and 1,976.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438.07 : 1,976.27 = 1,976.27 : x
2. Step 2: Convert to fraction form
   1,438.07/1,976.27 = 1,976.27/x
3. Step 3: Cross multiply
   1,438.07x = 1,976.27 × 1,976.27
4. Step 4: Simplify right side
   1,438.07x = 3,905,656.70
5. Step 5: Solve for x
   x = 3,905,656.70/1,438.07
6. Step 6: Final answer
   x = 2,715.91