Finding the Third Proportional to 231,500 and 469,435

Step by Step Solution

1. Step 1: Write the proportion equation
   231,500 : 469,435 = 469,435 : x
2. Step 2: Convert to fraction form
   231,500/469,435 = 469,435/x
3. Step 3: Cross multiply
   231,500x = 469,435 × 469,435
4. Step 4: Simplify right side
   231,500x = 220,369,219,225
5. Step 5: Solve for x
   x = 220,369,219,225/231,500
6. Step 6: Final answer
   x = 951,918.87