Finding the Third Proportional to 31,556 and 43,878

Step by Step Solution

1. Step 1: Write the proportion equation
   31,556 : 43,878 = 43,878 : x
2. Step 2: Convert to fraction form
   31,556/43,878 = 43,878/x
3. Step 3: Cross multiply
   31,556x = 43,878 × 43,878
4. Step 4: Simplify right side
   31,556x = 1,925,278,884
5. Step 5: Solve for x
   x = 1,925,278,884/31,556
6. Step 6: Final answer
   x = 61,011.50