Finding the Third Proportional to 56,463.75 and 82,573.31

Step by Step Solution

1. Step 1: Write the proportion equation
   56,463.75 : 82,573.31 = 82,573.31 : x
2. Step 2: Convert to fraction form
   56,463.75/82,573.31 = 82,573.31/x
3. Step 3: Cross multiply
   56,463.75x = 82,573.31 × 82,573.31
4. Step 4: Simplify right side
   56,463.75x = 6,818,351,937.22
5. Step 5: Solve for x
   x = 6,818,351,937.22/56,463.75
6. Step 6: Final answer
   x = 120,756.27