Finding the Third Proportional to 155,969 and 236,155

Step by Step Solution

1. Step 1: Write the proportion equation
   155,969 : 236,155 = 236,155 : x
2. Step 2: Convert to fraction form
   155,969/236,155 = 236,155/x
3. Step 3: Cross multiply
   155,969x = 236,155 × 236,155
4. Step 4: Simplify right side
   155,969x = 55,769,184,025
5. Step 5: Solve for x
   x = 55,769,184,025/155,969
6. Step 6: Final answer
   x = 357,565.82