Finding the Third Proportional to 33,819 and 53,860.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,819 : 53,860.50 = 53,860.50 : x
2. Step 2: Convert to fraction form
   33,819/53,860.50 = 53,860.50/x
3. Step 3: Cross multiply
   33,819x = 53,860.50 × 53,860.50
4. Step 4: Simplify right side
   33,819x = 2,900,953,460.25
5. Step 5: Solve for x
   x = 2,900,953,460.25/33,819
6. Step 6: Final answer
   x = 85,778.81