Finding the Third Proportional to 21,858.75 and 46,902.38

Step by Step Solution

1. Step 1: Write the proportion equation
   21,858.75 : 46,902.38 = 46,902.38 : x
2. Step 2: Convert to fraction form
   21,858.75/46,902.38 = 46,902.38/x
3. Step 3: Cross multiply
   21,858.75x = 46,902.38 × 46,902.38
4. Step 4: Simplify right side
   21,858.75x = 2,199,832,780.64
5. Step 5: Solve for x
   x = 2,199,832,780.64/21,858.75
6. Step 6: Final answer
   x = 100,638.54