Finding the Third Proportional to 11,302.03 and 15,920.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,302.03 : 15,920.30 = 15,920.30 : x
2. Step 2: Convert to fraction form
   11,302.03/15,920.30 = 15,920.30/x
3. Step 3: Cross multiply
   11,302.03x = 15,920.30 × 15,920.30
4. Step 4: Simplify right side
   11,302.03x = 253,455,852.59
5. Step 5: Solve for x
   x = 253,455,852.59/11,302.03
6. Step 6: Final answer
   x = 22,425.69