Finding the Third Proportional to 154,719 and 208,750.50

Step by Step Solution

1. Step 1: Write the proportion equation
   154,719 : 208,750.50 = 208,750.50 : x
2. Step 2: Convert to fraction form
   154,719/208,750.50 = 208,750.50/x
3. Step 3: Cross multiply
   154,719x = 208,750.50 × 208,750.50
4. Step 4: Simplify right side
   154,719x = 43,576,771,250.25
5. Step 5: Solve for x
   x = 43,576,771,250.25/154,719
6. Step 6: Final answer
   x = 281,651.07