Finding the Third Proportional to 112,972 and 240,956

Step by Step Solution

1. Step 1: Write the proportion equation
   112,972 : 240,956 = 240,956 : x
2. Step 2: Convert to fraction form
   112,972/240,956 = 240,956/x
3. Step 3: Cross multiply
   112,972x = 240,956 × 240,956
4. Step 4: Simplify right side
   112,972x = 58,059,793,936
5. Step 5: Solve for x
   x = 58,059,793,936/112,972
6. Step 6: Final answer
   x = 513,930.83