Finding the Third Proportional to 53,277.75 and 80,053.31

Step by Step Solution

1. Step 1: Write the proportion equation
   53,277.75 : 80,053.31 = 80,053.31 : x
2. Step 2: Convert to fraction form
   53,277.75/80,053.31 = 80,053.31/x
3. Step 3: Cross multiply
   53,277.75x = 80,053.31 × 80,053.31
4. Step 4: Simplify right side
   53,277.75x = 6,408,532,842.22
5. Step 5: Solve for x
   x = 6,408,532,842.22/53,277.75
6. Step 6: Final answer
   x = 120,285.35