Finding the Third Proportional to 207,863 and 334,764.50

Step by Step Solution

1. Step 1: Write the proportion equation
   207,863 : 334,764.50 = 334,764.50 : x
2. Step 2: Convert to fraction form
   207,863/334,764.50 = 334,764.50/x
3. Step 3: Cross multiply
   207,863x = 334,764.50 × 334,764.50
4. Step 4: Simplify right side
   207,863x = 112,067,270,460.25
5. Step 5: Solve for x
   x = 112,067,270,460.25/207,863
6. Step 6: Final answer
   x = 539,140.06