Finding the Third Proportional to 1,112.72 and 2,403.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112.72 : 2,403.84 = 2,403.84 : x
2. Step 2: Convert to fraction form
   1,112.72/2,403.84 = 2,403.84/x
3. Step 3: Cross multiply
   1,112.72x = 2,403.84 × 2,403.84
4. Step 4: Simplify right side
   1,112.72x = 5,778,464.77
5. Step 5: Solve for x
   x = 5,778,464.77/1,112.72
6. Step 6: Final answer
   x = 5,193.10