Finding the Third Proportional to 236,316 and 363,235.50

Step by Step Solution

1. Step 1: Write the proportion equation
   236,316 : 363,235.50 = 363,235.50 : x
2. Step 2: Convert to fraction form
   236,316/363,235.50 = 363,235.50/x
3. Step 3: Cross multiply
   236,316x = 363,235.50 × 363,235.50
4. Step 4: Simplify right side
   236,316x = 131,940,028,460.25
5. Step 5: Solve for x
   x = 131,940,028,460.25/236,316
6. Step 6: Final answer
   x = 558,320.34