Finding the Third Proportional to 35,436 and 54,396

Step by Step Solution

1. Step 1: Write the proportion equation
   35,436 : 54,396 = 54,396 : x
2. Step 2: Convert to fraction form
   35,436/54,396 = 54,396/x
3. Step 3: Cross multiply
   35,436x = 54,396 × 54,396
4. Step 4: Simplify right side
   35,436x = 2,958,924,816
5. Step 5: Solve for x
   x = 2,958,924,816/35,436
6. Step 6: Final answer
   x = 83,500.53