Finding the Third Proportional to 48,878 and 103,040

Step by Step Solution

1. Step 1: Write the proportion equation
   48,878 : 103,040 = 103,040 : x
2. Step 2: Convert to fraction form
   48,878/103,040 = 103,040/x
3. Step 3: Cross multiply
   48,878x = 103,040 × 103,040
4. Step 4: Simplify right side
   48,878x = 10,617,241,600
5. Step 5: Solve for x
   x = 10,617,241,600/48,878
6. Step 6: Final answer
   x = 217,219.23