Finding the Third Proportional to 140,791.50 and 302,086.13

Step by Step Solution

1. Step 1: Write the proportion equation
   140,791.50 : 302,086.13 = 302,086.13 : x
2. Step 2: Convert to fraction form
   140,791.50/302,086.13 = 302,086.13/x
3. Step 3: Cross multiply
   140,791.50x = 302,086.13 × 302,086.13
4. Step 4: Simplify right side
   140,791.50x = 91,256,026,917.52
5. Step 5: Solve for x
   x = 91,256,026,917.52/140,791.50
6. Step 6: Final answer
   x = 648,164.32