Finding the Third Proportional to 245,030 and 500,426

Step by Step Solution

1. Step 1: Write the proportion equation
   245,030 : 500,426 = 500,426 : x
2. Step 2: Convert to fraction form
   245,030/500,426 = 500,426/x
3. Step 3: Cross multiply
   245,030x = 500,426 × 500,426
4. Step 4: Simplify right side
   245,030x = 250,426,181,476
5. Step 5: Solve for x
   x = 250,426,181,476/245,030
6. Step 6: Final answer
   x = 1,022,022.53