Finding the Third Proportional to 7,784.50 and 17,042.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,784.50 : 17,042.50 = 17,042.50 : x
2. Step 2: Convert to fraction form
   7,784.50/17,042.50 = 17,042.50/x
3. Step 3: Cross multiply
   7,784.50x = 17,042.50 × 17,042.50
4. Step 4: Simplify right side
   7,784.50x = 290,446,806.25
5. Step 5: Solve for x
   x = 290,446,806.25/7,784.50
6. Step 6: Final answer
   x = 37,310.91