Finding the Third Proportional to 21,353.63 and 49,890.94

Step by Step Solution

1. Step 1: Write the proportion equation
   21,353.63 : 49,890.94 = 49,890.94 : x
2. Step 2: Convert to fraction form
   21,353.63/49,890.94 = 49,890.94/x
3. Step 3: Cross multiply
   21,353.63x = 49,890.94 × 49,890.94
4. Step 4: Simplify right side
   21,353.63x = 2,489,105,644.63
5. Step 5: Solve for x
   x = 2,489,105,644.63/21,353.63
6. Step 6: Final answer
   x = 116,565.95