Finding the Third Proportional to 1,858 and 5,021

Step by Step Solution

1. Step 1: Write the proportion equation
   1,858 : 5,021 = 5,021 : x
2. Step 2: Convert to fraction form
   1,858/5,021 = 5,021/x
3. Step 3: Cross multiply
   1,858x = 5,021 × 5,021
4. Step 4: Simplify right side
   1,858x = 25,210,441
5. Step 5: Solve for x
   x = 25,210,441/1,858
6. Step 6: Final answer
   x = 13,568.59