Finding the Third Proportional to 12,761.30 and 19,155.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,761.30 : 19,155.23 = 19,155.23 : x
2. Step 2: Convert to fraction form
   12,761.30/19,155.23 = 19,155.23/x
3. Step 3: Cross multiply
   12,761.30x = 19,155.23 × 19,155.23
4. Step 4: Simplify right side
   12,761.30x = 366,923,003.96
5. Step 5: Solve for x
   x = 366,923,003.96/12,761.30
6. Step 6: Final answer
   x = 28,752.80