Finding the Third Proportional to 21,218.25 and 46,517.06

Step by Step Solution

1. Step 1: Write the proportion equation
   21,218.25 : 46,517.06 = 46,517.06 : x
2. Step 2: Convert to fraction form
   21,218.25/46,517.06 = 46,517.06/x
3. Step 3: Cross multiply
   21,218.25x = 46,517.06 × 46,517.06
4. Step 4: Simplify right side
   21,218.25x = 2,163,837,103.63
5. Step 5: Solve for x
   x = 2,163,837,103.63/21,218.25
6. Step 6: Final answer
   x = 101,980.00