Finding the Third Proportional to 111,084 and 243,784

Step by Step Solution

1. Step 1: Write the proportion equation
   111,084 : 243,784 = 243,784 : x
2. Step 2: Convert to fraction form
   111,084/243,784 = 243,784/x
3. Step 3: Cross multiply
   111,084x = 243,784 × 243,784
4. Step 4: Simplify right side
   111,084x = 59,430,638,656
5. Step 5: Solve for x
   x = 59,430,638,656/111,084
6. Step 6: Final answer
   x = 535,006.29