Finding the Fourth Proportional to 2,636.01, 3,954.15 and 1,768.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636.01 : 3,954.15 = 1,768.50 : x
2. Step 2: Convert to fraction form
   2,636.01/3,954.15 = 1,768.50/x
3. Step 3: Cross multiply
   2,636.01x = 3,954.15 × 1,768.50
4. Step 4: Simplify right side
   2,636.01x = 6,992,914.28
5. Step 5: Solve for x
   x = 6,992,914.28/2,636.01
6. Step 6: Final answer
   x = 2,652.84