Finding the Third Proportional to 19,281.75 and 39,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,281.75 : 39,100.50 = 39,100.50 : x
2. Step 2: Convert to fraction form
   19,281.75/39,100.50 = 39,100.50/x
3. Step 3: Cross multiply
   19,281.75x = 39,100.50 × 39,100.50
4. Step 4: Simplify right side
   19,281.75x = 1,528,849,100.25
5. Step 5: Solve for x
   x = 1,528,849,100.25/19,281.75
6. Step 6: Final answer
   x = 79,289.96