Finding the Third Proportional to 113,192 and 243,088

Step by Step Solution

1. Step 1: Write the proportion equation
   113,192 : 243,088 = 243,088 : x
2. Step 2: Convert to fraction form
   113,192/243,088 = 243,088/x
3. Step 3: Cross multiply
   113,192x = 243,088 × 243,088
4. Step 4: Simplify right side
   113,192x = 59,091,775,744
5. Step 5: Solve for x
   x = 59,091,775,744/113,192
6. Step 6: Final answer
   x = 522,049.05