Finding the Third Proportional to 19,484 and 42,247

Step by Step Solution

1. Step 1: Write the proportion equation
   19,484 : 42,247 = 42,247 : x
2. Step 2: Convert to fraction form
   19,484/42,247 = 42,247/x
3. Step 3: Cross multiply
   19,484x = 42,247 × 42,247
4. Step 4: Simplify right side
   19,484x = 1,784,809,009
5. Step 5: Solve for x
   x = 1,784,809,009/19,484
6. Step 6: Final answer
   x = 91,603.83