Finding the Third Proportional to 65,823.75 and 99,317.25

Step by Step Solution

1. Step 1: Write the proportion equation
   65,823.75 : 99,317.25 = 99,317.25 : x
2. Step 2: Convert to fraction form
   65,823.75/99,317.25 = 99,317.25/x
3. Step 3: Cross multiply
   65,823.75x = 99,317.25 × 99,317.25
4. Step 4: Simplify right side
   65,823.75x = 9,863,916,147.56
5. Step 5: Solve for x
   x = 9,863,916,147.56/65,823.75
6. Step 6: Final answer
   x = 149,853.45