Finding the Third Proportional to 1,084.88 and 2,221.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,084.88 : 2,221.13 = 2,221.13 : x
2. Step 2: Convert to fraction form
   1,084.88/2,221.13 = 2,221.13/x
3. Step 3: Cross multiply
   1,084.88x = 2,221.13 × 2,221.13
4. Step 4: Simplify right side
   1,084.88x = 4,933,396.27
5. Step 5: Solve for x
   x = 4,933,396.27/1,084.88
6. Step 6: Final answer
   x = 4,547.43