Finding the Third Proportional to 19,955 and 31,303.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,955 : 31,303.50 = 31,303.50 : x
2. Step 2: Convert to fraction form
   19,955/31,303.50 = 31,303.50/x
3. Step 3: Cross multiply
   19,955x = 31,303.50 × 31,303.50
4. Step 4: Simplify right side
   19,955x = 979,909,112.25
5. Step 5: Solve for x
   x = 979,909,112.25/19,955
6. Step 6: Final answer
   x = 49,105.94