Finding the Third Proportional to 1,036.88 and 2,173.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036.88 : 2,173.88 = 2,173.88 : x
2. Step 2: Convert to fraction form
   1,036.88/2,173.88 = 2,173.88/x
3. Step 3: Cross multiply
   1,036.88x = 2,173.88 × 2,173.88
4. Step 4: Simplify right side
   1,036.88x = 4,725,732.52
5. Step 5: Solve for x
   x = 4,725,732.52/1,036.88
6. Step 6: Final answer
   x = 4,557.67