Finding the Third Proportional to 71,435.25 and 113,019.75

Step by Step Solution

1. Step 1: Write the proportion equation
   71,435.25 : 113,019.75 = 113,019.75 : x
2. Step 2: Convert to fraction form
   71,435.25/113,019.75 = 113,019.75/x
3. Step 3: Cross multiply
   71,435.25x = 113,019.75 × 113,019.75
4. Step 4: Simplify right side
   71,435.25x = 12,773,463,890.06
5. Step 5: Solve for x
   x = 12,773,463,890.06/71,435.25
6. Step 6: Final answer
   x = 178,811.78