Finding the Third Proportional to 51,849.38 and 82,443.75

Step by Step Solution

1. Step 1: Write the proportion equation
   51,849.38 : 82,443.75 = 82,443.75 : x
2. Step 2: Convert to fraction form
   51,849.38/82,443.75 = 82,443.75/x
3. Step 3: Cross multiply
   51,849.38x = 82,443.75 × 82,443.75
4. Step 4: Simplify right side
   51,849.38x = 6,796,971,914.06
5. Step 5: Solve for x
   x = 6,796,971,914.06/51,849.38
6. Step 6: Final answer
   x = 131,090.72