Finding the Third Proportional to 3,561.47 and 7,738.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561.47 : 7,738.03 = 7,738.03 : x
2. Step 2: Convert to fraction form
   3,561.47/7,738.03 = 7,738.03/x
3. Step 3: Cross multiply
   3,561.47x = 7,738.03 × 7,738.03
4. Step 4: Simplify right side
   3,561.47x = 59,877,127.63
5. Step 5: Solve for x
   x = 59,877,127.63/3,561.47
6. Step 6: Final answer
   x = 16,812.48