Finding the Third Proportional to 42,498 and 63,459

Step by Step Solution

1. Step 1: Write the proportion equation
   42,498 : 63,459 = 63,459 : x
2. Step 2: Convert to fraction form
   42,498/63,459 = 63,459/x
3. Step 3: Cross multiply
   42,498x = 63,459 × 63,459
4. Step 4: Simplify right side
   42,498x = 4,027,044,681
5. Step 5: Solve for x
   x = 4,027,044,681/42,498
6. Step 6: Final answer
   x = 94,758.45