Finding the Third Proportional to 114,681 and 243,294

Step by Step Solution

1. Step 1: Write the proportion equation
   114,681 : 243,294 = 243,294 : x
2. Step 2: Convert to fraction form
   114,681/243,294 = 243,294/x
3. Step 3: Cross multiply
   114,681x = 243,294 × 243,294
4. Step 4: Simplify right side
   114,681x = 59,191,970,436
5. Step 5: Solve for x
   x = 59,191,970,436/114,681
6. Step 6: Final answer
   x = 516,144.53