Finding the Third Proportional to 111,274 and 230,323

Step by Step Solution

1. Step 1: Write the proportion equation
   111,274 : 230,323 = 230,323 : x
2. Step 2: Convert to fraction form
   111,274/230,323 = 230,323/x
3. Step 3: Cross multiply
   111,274x = 230,323 × 230,323
4. Step 4: Simplify right side
   111,274x = 53,048,684,329
5. Step 5: Solve for x
   x = 53,048,684,329/111,274
6. Step 6: Final answer
   x = 476,739.26