Finding the Third Proportional to 42,540 and 99,354

Step by Step Solution

1. Step 1: Write the proportion equation
   42,540 : 99,354 = 99,354 : x
2. Step 2: Convert to fraction form
   42,540/99,354 = 99,354/x
3. Step 3: Cross multiply
   42,540x = 99,354 × 99,354
4. Step 4: Simplify right side
   42,540x = 9,871,217,316
5. Step 5: Solve for x
   x = 9,871,217,316/42,540
6. Step 6: Final answer
   x = 232,045.54