Finding the Third Proportional to 111,004 and 242,308

Step by Step Solution

1. Step 1: Write the proportion equation
   111,004 : 242,308 = 242,308 : x
2. Step 2: Convert to fraction form
   111,004/242,308 = 242,308/x
3. Step 3: Cross multiply
   111,004x = 242,308 × 242,308
4. Step 4: Simplify right side
   111,004x = 58,713,166,864
5. Step 5: Solve for x
   x = 58,713,166,864/111,004
6. Step 6: Final answer
   x = 528,928.39