Finding the Third Proportional to 1,133.84 and 2,421.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,133.84 : 2,421.46 = 2,421.46 : x
2. Step 2: Convert to fraction form
   1,133.84/2,421.46 = 2,421.46/x
3. Step 3: Cross multiply
   1,133.84x = 2,421.46 × 2,421.46
4. Step 4: Simplify right side
   1,133.84x = 5,863,454.15
5. Step 5: Solve for x
   x = 5,863,454.15/1,133.84
6. Step 6: Final answer
   x = 5,171.32