Finding the Third Proportional to 52,409.81 and 80,653.88

Step by Step Solution

1. Step 1: Write the proportion equation
   52,409.81 : 80,653.88 = 80,653.88 : x
2. Step 2: Convert to fraction form
   52,409.81/80,653.88 = 80,653.88/x
3. Step 3: Cross multiply
   52,409.81x = 80,653.88 × 80,653.88
4. Step 4: Simplify right side
   52,409.81x = 6,505,047,552.52
5. Step 5: Solve for x
   x = 6,505,047,552.52/52,409.81
6. Step 6: Final answer
   x = 124,118.89