Finding the Third Proportional to 111,483 and 245,106

Step by Step Solution

1. Step 1: Write the proportion equation
   111,483 : 245,106 = 245,106 : x
2. Step 2: Convert to fraction form
   111,483/245,106 = 245,106/x
3. Step 3: Cross multiply
   111,483x = 245,106 × 245,106
4. Step 4: Simplify right side
   111,483x = 60,076,951,236
5. Step 5: Solve for x
   x = 60,076,951,236/111,483
6. Step 6: Final answer
   x = 538,888.90