Finding the Third Proportional to 51,435.28 and 73,410.89

Step by Step Solution

1. Step 1: Write the proportion equation
   51,435.28 : 73,410.89 = 73,410.89 : x
2. Step 2: Convert to fraction form
   51,435.28/73,410.89 = 73,410.89/x
3. Step 3: Cross multiply
   51,435.28x = 73,410.89 × 73,410.89
4. Step 4: Simplify right side
   51,435.28x = 5,389,158,862.36
5. Step 5: Solve for x
   x = 5,389,158,862.36/51,435.28
6. Step 6: Final answer
   x = 104,775.53