Finding the Third Proportional to 35,400 and 55,251

Step by Step Solution

1. Step 1: Write the proportion equation
   35,400 : 55,251 = 55,251 : x
2. Step 2: Convert to fraction form
   35,400/55,251 = 55,251/x
3. Step 3: Cross multiply
   35,400x = 55,251 × 55,251
4. Step 4: Simplify right side
   35,400x = 3,052,673,001
5. Step 5: Solve for x
   x = 3,052,673,001/35,400
6. Step 6: Final answer
   x = 86,233.70