Finding the Third Proportional to 16,663.50 and 34,269

Step by Step Solution

1. Step 1: Write the proportion equation
   16,663.50 : 34,269 = 34,269 : x
2. Step 2: Convert to fraction form
   16,663.50/34,269 = 34,269/x
3. Step 3: Cross multiply
   16,663.50x = 34,269 × 34,269
4. Step 4: Simplify right side
   16,663.50x = 1,174,364,361
5. Step 5: Solve for x
   x = 1,174,364,361/16,663.50
6. Step 6: Final answer
   x = 70,475.25