Finding the Third Proportional to 113,982 and 248,940

Step by Step Solution

1. Step 1: Write the proportion equation
   113,982 : 248,940 = 248,940 : x
2. Step 2: Convert to fraction form
   113,982/248,940 = 248,940/x
3. Step 3: Cross multiply
   113,982x = 248,940 × 248,940
4. Step 4: Simplify right side
   113,982x = 61,971,123,600
5. Step 5: Solve for x
   x = 61,971,123,600/113,982
6. Step 6: Final answer
   x = 543,692.19