Finding the Third Proportional to 112,414.50 and 245,538

Step by Step Solution

1. Step 1: Write the proportion equation
   112,414.50 : 245,538 = 245,538 : x
2. Step 2: Convert to fraction form
   112,414.50/245,538 = 245,538/x
3. Step 3: Cross multiply
   112,414.50x = 245,538 × 245,538
4. Step 4: Simplify right side
   112,414.50x = 60,288,909,444
5. Step 5: Solve for x
   x = 60,288,909,444/112,414.50
6. Step 6: Final answer
   x = 536,309.01