Finding the Third Proportional to 238,731 and 514,822.50

Step by Step Solution

1. Step 1: Write the proportion equation
   238,731 : 514,822.50 = 514,822.50 : x
2. Step 2: Convert to fraction form
   238,731/514,822.50 = 514,822.50/x
3. Step 3: Cross multiply
   238,731x = 514,822.50 × 514,822.50
4. Step 4: Simplify right side
   238,731x = 265,042,206,506.25
5. Step 5: Solve for x
   x = 265,042,206,506.25/238,731
6. Step 6: Final answer
   x = 1,110,212.78