Finding the Third Proportional to 1,330.88 and 3,153.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,330.88 : 3,153.38 = 3,153.38 : x
2. Step 2: Convert to fraction form
   1,330.88/3,153.38 = 3,153.38/x
3. Step 3: Cross multiply
   1,330.88x = 3,153.38 × 3,153.38
4. Step 4: Simplify right side
   1,330.88x = 9,943,773.89
5. Step 5: Solve for x
   x = 9,943,773.89/1,330.88
6. Step 6: Final answer
   x = 7,471.61