Finding the Third Proportional to 19,017.75 and 29,678.63

Step by Step Solution

1. Step 1: Write the proportion equation
   19,017.75 : 29,678.63 = 29,678.63 : x
2. Step 2: Convert to fraction form
   19,017.75/29,678.63 = 29,678.63/x
3. Step 3: Cross multiply
   19,017.75x = 29,678.63 × 29,678.63
4. Step 4: Simplify right side
   19,017.75x = 880,820,781.89
5. Step 5: Solve for x
   x = 880,820,781.89/19,017.75
6. Step 6: Final answer
   x = 46,315.72