Finding the Third Proportional to 112,338 and 245,777

Step by Step Solution

1. Step 1: Write the proportion equation
   112,338 : 245,777 = 245,777 : x
2. Step 2: Convert to fraction form
   112,338/245,777 = 245,777/x
3. Step 3: Cross multiply
   112,338x = 245,777 × 245,777
4. Step 4: Simplify right side
   112,338x = 60,406,333,729
5. Step 5: Solve for x
   x = 60,406,333,729/112,338
6. Step 6: Final answer
   x = 537,719.50