Finding the Third Proportional to 1,803.23 and 2,818.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,803.23 : 2,818.76 = 2,818.76 : x
2. Step 2: Convert to fraction form
   1,803.23/2,818.76 = 2,818.76/x
3. Step 3: Cross multiply
   1,803.23x = 2,818.76 × 2,818.76
4. Step 4: Simplify right side
   1,803.23x = 7,945,395.61
5. Step 5: Solve for x
   x = 7,945,395.61/1,803.23
6. Step 6: Final answer
   x = 4,406.19