Finding the Third Proportional to 12,603.75 and 19,064.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,603.75 : 19,064.25 = 19,064.25 : x
2. Step 2: Convert to fraction form
   12,603.75/19,064.25 = 19,064.25/x
3. Step 3: Cross multiply
   12,603.75x = 19,064.25 × 19,064.25
4. Step 4: Simplify right side
   12,603.75x = 363,445,628.06
5. Step 5: Solve for x
   x = 363,445,628.06/12,603.75
6. Step 6: Final answer
   x = 28,836.31