Finding the Third Proportional to 2,021.63 and 4,368.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021.63 : 4,368.52 = 4,368.52 : x
2. Step 2: Convert to fraction form
   2,021.63/4,368.52 = 4,368.52/x
3. Step 3: Cross multiply
   2,021.63x = 4,368.52 × 4,368.52
4. Step 4: Simplify right side
   2,021.63x = 19,083,928.77
5. Step 5: Solve for x
   x = 19,083,928.77/2,021.63
6. Step 6: Final answer
   x = 9,439.90