Finding the Third Proportional to 19,176.75 and 39,902.63

Step by Step Solution

1. Step 1: Write the proportion equation
   19,176.75 : 39,902.63 = 39,902.63 : x
2. Step 2: Convert to fraction form
   19,176.75/39,902.63 = 39,902.63/x
3. Step 3: Cross multiply
   19,176.75x = 39,902.63 × 39,902.63
4. Step 4: Simplify right side
   19,176.75x = 1,592,219,481.89
5. Step 5: Solve for x
   x = 1,592,219,481.89/19,176.75
6. Step 6: Final answer
   x = 83,028.64