Finding the Third Proportional to 42,955 and 65,708.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,955 : 65,708.50 = 65,708.50 : x
2. Step 2: Convert to fraction form
   42,955/65,708.50 = 65,708.50/x
3. Step 3: Cross multiply
   42,955x = 65,708.50 × 65,708.50
4. Step 4: Simplify right side
   42,955x = 4,317,606,972.25
5. Step 5: Solve for x
   x = 4,317,606,972.25/42,955
6. Step 6: Final answer
   x = 100,514.65