Finding the Third Proportional to 20,380.50 and 49,090.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,380.50 : 49,090.50 = 49,090.50 : x
2. Step 2: Convert to fraction form
   20,380.50/49,090.50 = 49,090.50/x
3. Step 3: Cross multiply
   20,380.50x = 49,090.50 × 49,090.50
4. Step 4: Simplify right side
   20,380.50x = 2,409,877,190.25
5. Step 5: Solve for x
   x = 2,409,877,190.25/20,380.50
6. Step 6: Final answer
   x = 118,244.26