Finding the Third Proportional to 95,090.81 and 200,791.78

Step by Step Solution

1. Step 1: Write the proportion equation
   95,090.81 : 200,791.78 = 200,791.78 : x
2. Step 2: Convert to fraction form
   95,090.81/200,791.78 = 200,791.78/x
3. Step 3: Cross multiply
   95,090.81x = 200,791.78 × 200,791.78
4. Step 4: Simplify right side
   95,090.81x = 40,317,339,417.55
5. Step 5: Solve for x
   x = 40,317,339,417.55/95,090.81
6. Step 6: Final answer
   x = 423,987.75