Finding the Third Proportional to 43,236 and 56,105

Step by Step Solution

1. Step 1: Write the proportion equation
   43,236 : 56,105 = 56,105 : x
2. Step 2: Convert to fraction form
   43,236/56,105 = 56,105/x
3. Step 3: Cross multiply
   43,236x = 56,105 × 56,105
4. Step 4: Simplify right side
   43,236x = 3,147,771,025
5. Step 5: Solve for x
   x = 3,147,771,025/43,236
6. Step 6: Final answer
   x = 72,804.40