Finding the Third Proportional to 21,121 and 46,308.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,121 : 46,308.50 = 46,308.50 : x
2. Step 2: Convert to fraction form
   21,121/46,308.50 = 46,308.50/x
3. Step 3: Cross multiply
   21,121x = 46,308.50 × 46,308.50
4. Step 4: Simplify right side
   21,121x = 2,144,477,172.25
5. Step 5: Solve for x
   x = 2,144,477,172.25/21,121
6. Step 6: Final answer
   x = 101,532.94