Finding the Third Proportional to 20,533.50 and 37,867.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,533.50 : 37,867.50 = 37,867.50 : x
2. Step 2: Convert to fraction form
   20,533.50/37,867.50 = 37,867.50/x
3. Step 3: Cross multiply
   20,533.50x = 37,867.50 × 37,867.50
4. Step 4: Simplify right side
   20,533.50x = 1,433,947,556.25
5. Step 5: Solve for x
   x = 1,433,947,556.25/20,533.50
6. Step 6: Final answer
   x = 69,834.54