Finding the Third Proportional to 295,326 and 442,892.81

Step by Step Solution

1. Step 1: Write the proportion equation
   295,326 : 442,892.81 = 442,892.81 : x
2. Step 2: Convert to fraction form
   295,326/442,892.81 = 442,892.81/x
3. Step 3: Cross multiply
   295,326x = 442,892.81 × 442,892.81
4. Step 4: Simplify right side
   295,326x = 196,154,043,364.16
5. Step 5: Solve for x
   x = 196,154,043,364.16/295,326
6. Step 6: Final answer
   x = 664,194.97