Finding the Third Proportional to 1,603.83 and 3,447.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,603.83 : 3,447.28 = 3,447.28 : x
2. Step 2: Convert to fraction form
   1,603.83/3,447.28 = 3,447.28/x
3. Step 3: Cross multiply
   1,603.83x = 3,447.28 × 3,447.28
4. Step 4: Simplify right side
   1,603.83x = 11,883,748.02
5. Step 5: Solve for x
   x = 11,883,748.02/1,603.83
6. Step 6: Final answer
   x = 7,409.61