Finding the Third Proportional to 27,810 and 56,900

Step by Step Solution

1. Step 1: Write the proportion equation
   27,810 : 56,900 = 56,900 : x
2. Step 2: Convert to fraction form
   27,810/56,900 = 56,900/x
3. Step 3: Cross multiply
   27,810x = 56,900 × 56,900
4. Step 4: Simplify right side
   27,810x = 3,237,610,000
5. Step 5: Solve for x
   x = 3,237,610,000/27,810
6. Step 6: Final answer
   x = 116,418.91