Finding the Third Proportional to 295,233.50 and 646,606

Step by Step Solution

1. Step 1: Write the proportion equation
   295,233.50 : 646,606 = 646,606 : x
2. Step 2: Convert to fraction form
   295,233.50/646,606 = 646,606/x
3. Step 3: Cross multiply
   295,233.50x = 646,606 × 646,606
4. Step 4: Simplify right side
   295,233.50x = 418,099,319,236
5. Step 5: Solve for x
   x = 418,099,319,236/295,233.50
6. Step 6: Final answer
   x = 1,416,164.90