Finding the Third Proportional to 1,401.75 and 2,240.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.75 : 2,240.63 = 2,240.63 : x
2. Step 2: Convert to fraction form
   1,401.75/2,240.63 = 2,240.63/x
3. Step 3: Cross multiply
   1,401.75x = 2,240.63 × 2,240.63
4. Step 4: Simplify right side
   1,401.75x = 5,020,400.39
5. Step 5: Solve for x
   x = 5,020,400.39/1,401.75
6. Step 6: Final answer
   x = 3,581.52