Finding the Third Proportional to 1,851.38 and 3,976.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,851.38 : 3,976.88 = 3,976.88 : x
2. Step 2: Convert to fraction form
   1,851.38/3,976.88 = 3,976.88/x
3. Step 3: Cross multiply
   1,851.38x = 3,976.88 × 3,976.88
4. Step 4: Simplify right side
   1,851.38x = 15,815,534.77
5. Step 5: Solve for x
   x = 15,815,534.77/1,851.38
6. Step 6: Final answer
   x = 8,542.59