Finding the Third Proportional to 27,156 and 56,040

Step by Step Solution

1. Step 1: Write the proportion equation
   27,156 : 56,040 = 56,040 : x
2. Step 2: Convert to fraction form
   27,156/56,040 = 56,040/x
3. Step 3: Cross multiply
   27,156x = 56,040 × 56,040
4. Step 4: Simplify right side
   27,156x = 3,140,481,600
5. Step 5: Solve for x
   x = 3,140,481,600/27,156
6. Step 6: Final answer
   x = 115,645.96