Finding the Third Proportional to 95,139.98 and 209,112.47

Step by Step Solution

1. Step 1: Write the proportion equation
   95,139.98 : 209,112.47 = 209,112.47 : x
2. Step 2: Convert to fraction form
   95,139.98/209,112.47 = 209,112.47/x
3. Step 3: Cross multiply
   95,139.98x = 209,112.47 × 209,112.47
4. Step 4: Simplify right side
   95,139.98x = 43,728,024,586.72
5. Step 5: Solve for x
   x = 43,728,024,586.72/95,139.98
6. Step 6: Final answer
   x = 459,617.74