Finding the Third Proportional to 7,057.50 and 10,598.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,057.50 : 10,598.25 = 10,598.25 : x
2. Step 2: Convert to fraction form
   7,057.50/10,598.25 = 10,598.25/x
3. Step 3: Cross multiply
   7,057.50x = 10,598.25 × 10,598.25
4. Step 4: Simplify right side
   7,057.50x = 112,322,903.06
5. Step 5: Solve for x
   x = 112,322,903.06/7,057.50
6. Step 6: Final answer
   x = 15,915.40