Finding the Third Proportional to 1,303.88 and 2,786.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,303.88 : 2,786.63 = 2,786.63 : x
2. Step 2: Convert to fraction form
   1,303.88/2,786.63 = 2,786.63/x
3. Step 3: Cross multiply
   1,303.88x = 2,786.63 × 2,786.63
4. Step 4: Simplify right side
   1,303.88x = 7,765,278.89
5. Step 5: Solve for x
   x = 7,765,278.89/1,303.88
6. Step 6: Final answer
   x = 5,955.54