Finding the Third Proportional to 12,440.46 and 19,039.43

Step by Step Solution

1. Step 1: Write the proportion equation
   12,440.46 : 19,039.43 = 19,039.43 : x
2. Step 2: Convert to fraction form
   12,440.46/19,039.43 = 19,039.43/x
3. Step 3: Cross multiply
   12,440.46x = 19,039.43 × 19,039.43
4. Step 4: Simplify right side
   12,440.46x = 362,499,882.83
5. Step 5: Solve for x
   x = 362,499,882.83/12,440.46
6. Step 6: Final answer
   x = 29,138.78