Finding the Third Proportional to 238,738.50 and 514,836

Step by Step Solution

1. Step 1: Write the proportion equation
   238,738.50 : 514,836 = 514,836 : x
2. Step 2: Convert to fraction form
   238,738.50/514,836 = 514,836/x
3. Step 3: Cross multiply
   238,738.50x = 514,836 × 514,836
4. Step 4: Simplify right side
   238,738.50x = 265,056,106,896
5. Step 5: Solve for x
   x = 265,056,106,896/238,738.50
6. Step 6: Final answer
   x = 1,110,236.12