Finding the Third Proportional to 1,392.75 and 2,365.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,392.75 : 2,365.88 = 2,365.88 : x
2. Step 2: Convert to fraction form
   1,392.75/2,365.88 = 2,365.88/x
3. Step 3: Cross multiply
   1,392.75x = 2,365.88 × 2,365.88
4. Step 4: Simplify right side
   1,392.75x = 5,597,364.52
5. Step 5: Solve for x
   x = 5,597,364.52/1,392.75
6. Step 6: Final answer
   x = 4,018.93