Finding the Third Proportional to 121,926.75 and 245,433

Step by Step Solution

1. Step 1: Write the proportion equation
   121,926.75 : 245,433 = 245,433 : x
2. Step 2: Convert to fraction form
   121,926.75/245,433 = 245,433/x
3. Step 3: Cross multiply
   121,926.75x = 245,433 × 245,433
4. Step 4: Simplify right side
   121,926.75x = 60,237,357,489
5. Step 5: Solve for x
   x = 60,237,357,489/121,926.75
6. Step 6: Final answer
   x = 494,045.46