Finding the Third Proportional to 3,591 and 7,875.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591 : 7,875.56 = 7,875.56 : x
2. Step 2: Convert to fraction form
   3,591/7,875.56 = 7,875.56/x
3. Step 3: Cross multiply
   3,591x = 7,875.56 × 7,875.56
4. Step 4: Simplify right side
   3,591x = 62,024,484.69
5. Step 5: Solve for x
   x = 62,024,484.69/3,591
6. Step 6: Final answer
   x = 17,272.20