Finding the Third Proportional to 231,430 and 469,308

Step by Step Solution

1. Step 1: Write the proportion equation
   231,430 : 469,308 = 469,308 : x
2. Step 2: Convert to fraction form
   231,430/469,308 = 469,308/x
3. Step 3: Cross multiply
   231,430x = 469,308 × 469,308
4. Step 4: Simplify right side
   231,430x = 220,249,998,864
5. Step 5: Solve for x
   x = 220,249,998,864/231,430
6. Step 6: Final answer
   x = 951,691.65