Finding the Third Proportional to 17,165.67 and 35,128.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,165.67 : 35,128.69 = 35,128.69 : x
2. Step 2: Convert to fraction form
   17,165.67/35,128.69 = 35,128.69/x
3. Step 3: Cross multiply
   17,165.67x = 35,128.69 × 35,128.69
4. Step 4: Simplify right side
   17,165.67x = 1,234,024,685.47
5. Step 5: Solve for x
   x = 1,234,024,685.47/17,165.67
6. Step 6: Final answer
   x = 71,889.10