Finding the Third Proportional to 48,498 and 72,813.38

Step by Step Solution

1. Step 1: Write the proportion equation
   48,498 : 72,813.38 = 72,813.38 : x
2. Step 2: Convert to fraction form
   48,498/72,813.38 = 72,813.38/x
3. Step 3: Cross multiply
   48,498x = 72,813.38 × 72,813.38
4. Step 4: Simplify right side
   48,498x = 5,301,787,578.89
5. Step 5: Solve for x
   x = 5,301,787,578.89/48,498
6. Step 6: Final answer
   x = 109,319.72