Finding the Third Proportional to 903.56 and 1,972.56

Step by Step Solution

1. Step 1: Write the proportion equation
   903.56 : 1,972.56 = 1,972.56 : x
2. Step 2: Convert to fraction form
   903.56/1,972.56 = 1,972.56/x
3. Step 3: Cross multiply
   903.56x = 1,972.56 × 1,972.56
4. Step 4: Simplify right side
   903.56x = 3,891,002.82
5. Step 5: Solve for x
   x = 3,891,002.82/903.56
6. Step 6: Final answer
   x = 4,306.29