Finding the Third Proportional to 56,841 and 89,166

Step by Step Solution

1. Step 1: Write the proportion equation
   56,841 : 89,166 = 89,166 : x
2. Step 2: Convert to fraction form
   56,841/89,166 = 89,166/x
3. Step 3: Cross multiply
   56,841x = 89,166 × 89,166
4. Step 4: Simplify right side
   56,841x = 7,950,575,556
5. Step 5: Solve for x
   x = 7,950,575,556/56,841
6. Step 6: Final answer
   x = 139,873.96