Finding the Third Proportional to 113,898 and 245,322

Step by Step Solution

1. Step 1: Write the proportion equation
   113,898 : 245,322 = 245,322 : x
2. Step 2: Convert to fraction form
   113,898/245,322 = 245,322/x
3. Step 3: Cross multiply
   113,898x = 245,322 × 245,322
4. Step 4: Simplify right side
   113,898x = 60,182,883,684
5. Step 5: Solve for x
   x = 60,182,883,684/113,898
6. Step 6: Final answer
   x = 528,392.80