Finding the Third Proportional to 16,390.48 and 35,170.45

Step by Step Solution

1. Step 1: Write the proportion equation
   16,390.48 : 35,170.45 = 35,170.45 : x
2. Step 2: Convert to fraction form
   16,390.48/35,170.45 = 35,170.45/x
3. Step 3: Cross multiply
   16,390.48x = 35,170.45 × 35,170.45
4. Step 4: Simplify right side
   16,390.48x = 1,236,960,773.02
5. Step 5: Solve for x
   x = 1,236,960,773.02/16,390.48
6. Step 6: Final answer
   x = 75,468.26