Finding the Third Proportional to 104,270 and 223,300

Step by Step Solution

1. Step 1: Write the proportion equation
   104,270 : 223,300 = 223,300 : x
2. Step 2: Convert to fraction form
   104,270/223,300 = 223,300/x
3. Step 3: Cross multiply
   104,270x = 223,300 × 223,300
4. Step 4: Simplify right side
   104,270x = 49,862,890,000
5. Step 5: Solve for x
   x = 49,862,890,000/104,270
6. Step 6: Final answer
   x = 478,209.36