Finding the Third Proportional to 1,199.25 and 2,620.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,199.25 : 2,620.88 = 2,620.88 : x
2. Step 2: Convert to fraction form
   1,199.25/2,620.88 = 2,620.88/x
3. Step 3: Cross multiply
   1,199.25x = 2,620.88 × 2,620.88
4. Step 4: Simplify right side
   1,199.25x = 6,868,985.77
5. Step 5: Solve for x
   x = 6,868,985.77/1,199.25
6. Step 6: Final answer
   x = 5,727.73