Finding the Third Proportional to 35,708 and 55,472

Step by Step Solution

1. Step 1: Write the proportion equation
   35,708 : 55,472 = 55,472 : x
2. Step 2: Convert to fraction form
   35,708/55,472 = 55,472/x
3. Step 3: Cross multiply
   35,708x = 55,472 × 55,472
4. Step 4: Simplify right side
   35,708x = 3,077,142,784
5. Step 5: Solve for x
   x = 3,077,142,784/35,708
6. Step 6: Final answer
   x = 86,175.16