Finding the Fourth Proportional to 2,967.05, 4,450.59 and 2,786.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,967.05 : 4,450.59 = 2,786.62 : x
2. Step 2: Convert to fraction form
   2,967.05/4,450.59 = 2,786.62/x
3. Step 3: Cross multiply
   2,967.05x = 4,450.59 × 2,786.62
4. Step 4: Simplify right side
   2,967.05x = 12,402,089.17
5. Step 5: Solve for x
   x = 12,402,089.17/2,967.05
6. Step 6: Final answer
   x = 4,179.94