Finding the Third Proportional to 49,434.75 and 76,609.13

Step by Step Solution

1. Step 1: Write the proportion equation
   49,434.75 : 76,609.13 = 76,609.13 : x
2. Step 2: Convert to fraction form
   49,434.75/76,609.13 = 76,609.13/x
3. Step 3: Cross multiply
   49,434.75x = 76,609.13 × 76,609.13
4. Step 4: Simplify right side
   49,434.75x = 5,868,958,033.27
5. Step 5: Solve for x
   x = 5,868,958,033.27/49,434.75
6. Step 6: Final answer
   x = 118,721.31