Finding the Third Proportional to 17,790 and 25,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,790 : 25,030.50 = 25,030.50 : x
2. Step 2: Convert to fraction form
   17,790/25,030.50 = 25,030.50/x
3. Step 3: Cross multiply
   17,790x = 25,030.50 × 25,030.50
4. Step 4: Simplify right side
   17,790x = 626,525,930.25
5. Step 5: Solve for x
   x = 626,525,930.25/17,790
6. Step 6: Final answer
   x = 35,217.87