Finding the Third Proportional to 19,439 and 30,017.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,439 : 30,017.50 = 30,017.50 : x
2. Step 2: Convert to fraction form
   19,439/30,017.50 = 30,017.50/x
3. Step 3: Cross multiply
   19,439x = 30,017.50 × 30,017.50
4. Step 4: Simplify right side
   19,439x = 901,050,306.25
5. Step 5: Solve for x
   x = 901,050,306.25/19,439
6. Step 6: Final answer
   x = 46,352.71