Finding the Third Proportional to 21,104 and 46,128.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,104 : 46,128.50 = 46,128.50 : x
2. Step 2: Convert to fraction form
   21,104/46,128.50 = 46,128.50/x
3. Step 3: Cross multiply
   21,104x = 46,128.50 × 46,128.50
4. Step 4: Simplify right side
   21,104x = 2,127,838,512.25
5. Step 5: Solve for x
   x = 2,127,838,512.25/21,104
6. Step 6: Final answer
   x = 100,826.31