Finding the Third Proportional to 238,072 and 495,870

Step by Step Solution

1. Step 1: Write the proportion equation
   238,072 : 495,870 = 495,870 : x
2. Step 2: Convert to fraction form
   238,072/495,870 = 495,870/x
3. Step 3: Cross multiply
   238,072x = 495,870 × 495,870
4. Step 4: Simplify right side
   238,072x = 245,887,056,900
5. Step 5: Solve for x
   x = 245,887,056,900/238,072
6. Step 6: Final answer
   x = 1,032,826.44