Finding the Third Proportional to 1,990.41 and 3,017.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,990.41 : 3,017.67 = 3,017.67 : x
2. Step 2: Convert to fraction form
   1,990.41/3,017.67 = 3,017.67/x
3. Step 3: Cross multiply
   1,990.41x = 3,017.67 × 3,017.67
4. Step 4: Simplify right side
   1,990.41x = 9,106,343.55
5. Step 5: Solve for x
   x = 9,106,343.55/1,990.41
6. Step 6: Final answer
   x = 4,575.12