Finding the Third Proportional to 59,519.81 and 80,835.47

Step by Step Solution

1. Step 1: Write the proportion equation
   59,519.81 : 80,835.47 = 80,835.47 : x
2. Step 2: Convert to fraction form
   59,519.81/80,835.47 = 80,835.47/x
3. Step 3: Cross multiply
   59,519.81x = 80,835.47 × 80,835.47
4. Step 4: Simplify right side
   59,519.81x = 6,534,373,008.03
5. Step 5: Solve for x
   x = 6,534,373,008.03/59,519.81
6. Step 6: Final answer
   x = 109,784.84