Finding the Third Proportional to 7,085.25 and 10,549.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,085.25 : 10,549.50 = 10,549.50 : x
2. Step 2: Convert to fraction form
   7,085.25/10,549.50 = 10,549.50/x
3. Step 3: Cross multiply
   7,085.25x = 10,549.50 × 10,549.50
4. Step 4: Simplify right side
   7,085.25x = 111,291,950.25
5. Step 5: Solve for x
   x = 111,291,950.25/7,085.25
6. Step 6: Final answer
   x = 15,707.55