Finding the Third Proportional to 51,679 and 73,145.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,679 : 73,145.50 = 73,145.50 : x
2. Step 2: Convert to fraction form
   51,679/73,145.50 = 73,145.50/x
3. Step 3: Cross multiply
   51,679x = 73,145.50 × 73,145.50
4. Step 4: Simplify right side
   51,679x = 5,350,264,170.25
5. Step 5: Solve for x
   x = 5,350,264,170.25/51,679
6. Step 6: Final answer
   x = 103,528.79