Finding the Third Proportional to 7,663.50 and 17,908.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,663.50 : 17,908.88 = 17,908.88 : x
2. Step 2: Convert to fraction form
   7,663.50/17,908.88 = 17,908.88/x
3. Step 3: Cross multiply
   7,663.50x = 17,908.88 × 17,908.88
4. Step 4: Simplify right side
   7,663.50x = 320,727,803.77
5. Step 5: Solve for x
   x = 320,727,803.77/7,663.50
6. Step 6: Final answer
   x = 41,851.35