Finding the Third Proportional to 30,155 and 41,668.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,155 : 41,668.50 = 41,668.50 : x
2. Step 2: Convert to fraction form
   30,155/41,668.50 = 41,668.50/x
3. Step 3: Cross multiply
   30,155x = 41,668.50 × 41,668.50
4. Step 4: Simplify right side
   30,155x = 1,736,263,892.25
5. Step 5: Solve for x
   x = 1,736,263,892.25/30,155
6. Step 6: Final answer
   x = 57,577.98