Finding the Third Proportional to 1,100.25 and 2,421

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.25 : 2,421 = 2,421 : x
2. Step 2: Convert to fraction form
   1,100.25/2,421 = 2,421/x
3. Step 3: Cross multiply
   1,100.25x = 2,421 × 2,421
4. Step 4: Simplify right side
   1,100.25x = 5,861,241
5. Step 5: Solve for x
   x = 5,861,241/1,100.25
6. Step 6: Final answer
   x = 5,327.19