Finding the Third Proportional to 54,074.25 and 80,663.34

Step by Step Solution

1. Step 1: Write the proportion equation
   54,074.25 : 80,663.34 = 80,663.34 : x
2. Step 2: Convert to fraction form
   54,074.25/80,663.34 = 80,663.34/x
3. Step 3: Cross multiply
   54,074.25x = 80,663.34 × 80,663.34
4. Step 4: Simplify right side
   54,074.25x = 6,506,575,024.93
5. Step 5: Solve for x
   x = 6,506,575,024.93/54,074.25
6. Step 6: Final answer
   x = 120,326.68