Finding the Third Proportional to 2,645 and 3,843.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,645 : 3,843.50 = 3,843.50 : x
2. Step 2: Convert to fraction form
   2,645/3,843.50 = 3,843.50/x
3. Step 3: Cross multiply
   2,645x = 3,843.50 × 3,843.50
4. Step 4: Simplify right side
   2,645x = 14,772,492.25
5. Step 5: Solve for x
   x = 14,772,492.25/2,645
6. Step 6: Final answer
   x = 5,585.06