Finding the Third Proportional to 21,810 and 47,074

Step by Step Solution

1. Step 1: Write the proportion equation
   21,810 : 47,074 = 47,074 : x
2. Step 2: Convert to fraction form
   21,810/47,074 = 47,074/x
3. Step 3: Cross multiply
   21,810x = 47,074 × 47,074
4. Step 4: Simplify right side
   21,810x = 2,215,961,476
5. Step 5: Solve for x
   x = 2,215,961,476/21,810
6. Step 6: Final answer
   x = 101,603.00