Finding the Third Proportional to 11,900.25 and 17,503.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,900.25 : 17,503.88 = 17,503.88 : x
2. Step 2: Convert to fraction form
   11,900.25/17,503.88 = 17,503.88/x
3. Step 3: Cross multiply
   11,900.25x = 17,503.88 × 17,503.88
4. Step 4: Simplify right side
   11,900.25x = 306,385,640.02
5. Step 5: Solve for x
   x = 306,385,640.02/11,900.25
6. Step 6: Final answer
   x = 25,746.15