Finding the Third Proportional to 19,858.50 and 31,610.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,858.50 : 31,610.25 = 31,610.25 : x
2. Step 2: Convert to fraction form
   19,858.50/31,610.25 = 31,610.25/x
3. Step 3: Cross multiply
   19,858.50x = 31,610.25 × 31,610.25
4. Step 4: Simplify right side
   19,858.50x = 999,207,905.06
5. Step 5: Solve for x
   x = 999,207,905.06/19,858.50
6. Step 6: Final answer
   x = 50,316.38