Finding the Third Proportional to 152,404 and 236,321

Step by Step Solution

1. Step 1: Write the proportion equation
   152,404 : 236,321 = 236,321 : x
2. Step 2: Convert to fraction form
   152,404/236,321 = 236,321/x
3. Step 3: Cross multiply
   152,404x = 236,321 × 236,321
4. Step 4: Simplify right side
   152,404x = 55,847,615,041
5. Step 5: Solve for x
   x = 55,847,615,041/152,404
6. Step 6: Final answer
   x = 366,444.55