Finding the Third Proportional to 65,791.50 and 159,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,791.50 : 159,085.50 = 159,085.50 : x
2. Step 2: Convert to fraction form
   65,791.50/159,085.50 = 159,085.50/x
3. Step 3: Cross multiply
   65,791.50x = 159,085.50 × 159,085.50
4. Step 4: Simplify right side
   65,791.50x = 25,308,196,310.25
5. Step 5: Solve for x
   x = 25,308,196,310.25/65,791.50
6. Step 6: Final answer
   x = 384,672.74