Finding the Third Proportional to 7,122.38 and 10,625.63

Step by Step Solution

1. Step 1: Write the proportion equation
   7,122.38 : 10,625.63 = 10,625.63 : x
2. Step 2: Convert to fraction form
   7,122.38/10,625.63 = 10,625.63/x
3. Step 3: Cross multiply
   7,122.38x = 10,625.63 × 10,625.63
4. Step 4: Simplify right side
   7,122.38x = 112,903,906.64
5. Step 5: Solve for x
   x = 112,903,906.64/7,122.38
6. Step 6: Final answer
   x = 15,852.00