Finding the Third Proportional to 1,921.88 and 3,017.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,921.88 : 3,017.63 = 3,017.63 : x
2. Step 2: Convert to fraction form
   1,921.88/3,017.63 = 3,017.63/x
3. Step 3: Cross multiply
   1,921.88x = 3,017.63 × 3,017.63
4. Step 4: Simplify right side
   1,921.88x = 9,106,060.64
5. Step 5: Solve for x
   x = 9,106,060.64/1,921.88
6. Step 6: Final answer
   x = 4,738.11