Finding the Third Proportional to 190,634.50 and 334,856

Step by Step Solution

1. Step 1: Write the proportion equation
   190,634.50 : 334,856 = 334,856 : x
2. Step 2: Convert to fraction form
   190,634.50/334,856 = 334,856/x
3. Step 3: Cross multiply
   190,634.50x = 334,856 × 334,856
4. Step 4: Simplify right side
   190,634.50x = 112,128,540,736
5. Step 5: Solve for x
   x = 112,128,540,736/190,634.50
6. Step 6: Final answer
   x = 588,185.98