Finding the Third Proportional to 1,834.47 and 2,786.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,834.47 : 2,786.72 = 2,786.72 : x
2. Step 2: Convert to fraction form
   1,834.47/2,786.72 = 2,786.72/x
3. Step 3: Cross multiply
   1,834.47x = 2,786.72 × 2,786.72
4. Step 4: Simplify right side
   1,834.47x = 7,765,817.72
5. Step 5: Solve for x
   x = 7,765,817.72/1,834.47
6. Step 6: Final answer
   x = 4,233.27