Finding the Third Proportional to 1,519.88 and 2,196.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,519.88 : 2,196.56 = 2,196.56 : x
2. Step 2: Convert to fraction form
   1,519.88/2,196.56 = 2,196.56/x
3. Step 3: Cross multiply
   1,519.88x = 2,196.56 × 2,196.56
4. Step 4: Simplify right side
   1,519.88x = 4,824,886.82
5. Step 5: Solve for x
   x = 4,824,886.82/1,519.88
6. Step 6: Final answer
   x = 3,174.53