Finding the Third Proportional to 152,620 and 236,600

Step by Step Solution

1. Step 1: Write the proportion equation
   152,620 : 236,600 = 236,600 : x
2. Step 2: Convert to fraction form
   152,620/236,600 = 236,600/x
3. Step 3: Cross multiply
   152,620x = 236,600 × 236,600
4. Step 4: Simplify right side
   152,620x = 55,979,560,000
5. Step 5: Solve for x
   x = 55,979,560,000/152,620
6. Step 6: Final answer
   x = 366,790.46