Finding the Third Proportional to 112,197 and 243,087

Step by Step Solution

1. Step 1: Write the proportion equation
   112,197 : 243,087 = 243,087 : x
2. Step 2: Convert to fraction form
   112,197/243,087 = 243,087/x
3. Step 3: Cross multiply
   112,197x = 243,087 × 243,087
4. Step 4: Simplify right side
   112,197x = 59,091,289,569
5. Step 5: Solve for x
   x = 59,091,289,569/112,197
6. Step 6: Final answer
   x = 526,674.42