Finding the Third Proportional to 19,902 and 43,443

Step by Step Solution

1. Step 1: Write the proportion equation
   19,902 : 43,443 = 43,443 : x
2. Step 2: Convert to fraction form
   19,902/43,443 = 43,443/x
3. Step 3: Cross multiply
   19,902x = 43,443 × 43,443
4. Step 4: Simplify right side
   19,902x = 1,887,294,249
5. Step 5: Solve for x
   x = 1,887,294,249/19,902
6. Step 6: Final answer
   x = 94,829.38