Finding the Third Proportional to 7,434.56 and 10,742.06

Step by Step Solution

1. Step 1: Write the proportion equation
   7,434.56 : 10,742.06 = 10,742.06 : x
2. Step 2: Convert to fraction form
   7,434.56/10,742.06 = 10,742.06/x
3. Step 3: Cross multiply
   7,434.56x = 10,742.06 × 10,742.06
4. Step 4: Simplify right side
   7,434.56x = 115,391,906.75
5. Step 5: Solve for x
   x = 115,391,906.75/7,434.56
6. Step 6: Final answer
   x = 15,521.01