Finding the Third Proportional to 207,874 and 334,774.50

Step by Step Solution

1. Step 1: Write the proportion equation
   207,874 : 334,774.50 = 334,774.50 : x
2. Step 2: Convert to fraction form
   207,874/334,774.50 = 334,774.50/x
3. Step 3: Cross multiply
   207,874x = 334,774.50 × 334,774.50
4. Step 4: Simplify right side
   207,874x = 112,073,965,850.25
5. Step 5: Solve for x
   x = 112,073,965,850.25/207,874
6. Step 6: Final answer
   x = 539,143.74