Finding the Third Proportional to 112,997 and 245,434

Step by Step Solution

1. Step 1: Write the proportion equation
   112,997 : 245,434 = 245,434 : x
2. Step 2: Convert to fraction form
   112,997/245,434 = 245,434/x
3. Step 3: Cross multiply
   112,997x = 245,434 × 245,434
4. Step 4: Simplify right side
   112,997x = 60,237,848,356
5. Step 5: Solve for x
   x = 60,237,848,356/112,997
6. Step 6: Final answer
   x = 533,092.46