Finding the Third Proportional to 9,039 and 19,585.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,039 : 19,585.50 = 19,585.50 : x
2. Step 2: Convert to fraction form
   9,039/19,585.50 = 19,585.50/x
3. Step 3: Cross multiply
   9,039x = 19,585.50 × 19,585.50
4. Step 4: Simplify right side
   9,039x = 383,591,810.25
5. Step 5: Solve for x
   x = 383,591,810.25/9,039
6. Step 6: Final answer
   x = 42,437.42