Finding the Third Proportional to 103,562 and 222,700

Step by Step Solution

1. Step 1: Write the proportion equation
   103,562 : 222,700 = 222,700 : x
2. Step 2: Convert to fraction form
   103,562/222,700 = 222,700/x
3. Step 3: Cross multiply
   103,562x = 222,700 × 222,700
4. Step 4: Simplify right side
   103,562x = 49,595,290,000
5. Step 5: Solve for x
   x = 49,595,290,000/103,562
6. Step 6: Final answer
   x = 478,894.67