Finding the Third Proportional to 49,313.81 and 70,517.25

Step by Step Solution

1. Step 1: Write the proportion equation
   49,313.81 : 70,517.25 = 70,517.25 : x
2. Step 2: Convert to fraction form
   49,313.81/70,517.25 = 70,517.25/x
3. Step 3: Cross multiply
   49,313.81x = 70,517.25 × 70,517.25
4. Step 4: Simplify right side
   49,313.81x = 4,972,682,547.56
5. Step 5: Solve for x
   x = 4,972,682,547.56/49,313.81
6. Step 6: Final answer
   x = 100,837.52