Finding the Third Proportional to 112,543 and 245,997

Step by Step Solution

1. Step 1: Write the proportion equation
   112,543 : 245,997 = 245,997 : x
2. Step 2: Convert to fraction form
   112,543/245,997 = 245,997/x
3. Step 3: Cross multiply
   112,543x = 245,997 × 245,997
4. Step 4: Simplify right side
   112,543x = 60,514,524,009
5. Step 5: Solve for x
   x = 60,514,524,009/112,543
6. Step 6: Final answer
   x = 537,701.36