Finding the Third Proportional to 2,126.25 and 4,601.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,126.25 : 4,601.25 = 4,601.25 : x
2. Step 2: Convert to fraction form
   2,126.25/4,601.25 = 4,601.25/x
3. Step 3: Cross multiply
   2,126.25x = 4,601.25 × 4,601.25
4. Step 4: Simplify right side
   2,126.25x = 21,171,501.56
5. Step 5: Solve for x
   x = 21,171,501.56/2,126.25
6. Step 6: Final answer
   x = 9,957.20