Finding the Third Proportional to 228,896 and 493,120

Step by Step Solution

1. Step 1: Write the proportion equation
   228,896 : 493,120 = 493,120 : x
2. Step 2: Convert to fraction form
   228,896/493,120 = 493,120/x
3. Step 3: Cross multiply
   228,896x = 493,120 × 493,120
4. Step 4: Simplify right side
   228,896x = 243,167,334,400
5. Step 5: Solve for x
   x = 243,167,334,400/228,896
6. Step 6: Final answer
   x = 1,062,348.55