Finding the Third Proportional to 3,101.63 and 7,291.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,101.63 : 7,291.69 = 7,291.69 : x
2. Step 2: Convert to fraction form
   3,101.63/7,291.69 = 7,291.69/x
3. Step 3: Cross multiply
   3,101.63x = 7,291.69 × 7,291.69
4. Step 4: Simplify right side
   3,101.63x = 53,168,706.60
5. Step 5: Solve for x
   x = 53,168,706.60/3,101.63
6. Step 6: Final answer
   x = 17,142.21