Finding the Third Proportional to 21,459.94 and 49,720.08

Step by Step Solution

1. Step 1: Write the proportion equation
   21,459.94 : 49,720.08 = 49,720.08 : x
2. Step 2: Convert to fraction form
   21,459.94/49,720.08 = 49,720.08/x
3. Step 3: Cross multiply
   21,459.94x = 49,720.08 × 49,720.08
4. Step 4: Simplify right side
   21,459.94x = 2,472,086,168.76
5. Step 5: Solve for x
   x = 2,472,086,168.76/21,459.94
6. Step 6: Final answer
   x = 115,195.40