Finding the Third Proportional to 35,370 and 55,208

Step by Step Solution

1. Step 1: Write the proportion equation
   35,370 : 55,208 = 55,208 : x
2. Step 2: Convert to fraction form
   35,370/55,208 = 55,208/x
3. Step 3: Cross multiply
   35,370x = 55,208 × 55,208
4. Step 4: Simplify right side
   35,370x = 3,047,923,264
5. Step 5: Solve for x
   x = 3,047,923,264/35,370
6. Step 6: Final answer
   x = 86,172.55