Finding the Third Proportional to 236,857.50 and 364,072

Step by Step Solution

1. Step 1: Write the proportion equation
   236,857.50 : 364,072 = 364,072 : x
2. Step 2: Convert to fraction form
   236,857.50/364,072 = 364,072/x
3. Step 3: Cross multiply
   236,857.50x = 364,072 × 364,072
4. Step 4: Simplify right side
   236,857.50x = 132,548,421,184
5. Step 5: Solve for x
   x = 132,548,421,184/236,857.50
6. Step 6: Final answer
   x = 559,612.51