Finding the Third Proportional to 190,648.50 and 376,513.50

Step by Step Solution

1. Step 1: Write the proportion equation
   190,648.50 : 376,513.50 = 376,513.50 : x
2. Step 2: Convert to fraction form
   190,648.50/376,513.50 = 376,513.50/x
3. Step 3: Cross multiply
   190,648.50x = 376,513.50 × 376,513.50
4. Step 4: Simplify right side
   190,648.50x = 141,762,415,682.25
5. Step 5: Solve for x
   x = 141,762,415,682.25/190,648.50
6. Step 6: Final answer
   x = 743,580.02