Finding the Third Proportional to 114,684 and 243,300

Step by Step Solution

1. Step 1: Write the proportion equation
   114,684 : 243,300 = 243,300 : x
2. Step 2: Convert to fraction form
   114,684/243,300 = 243,300/x
3. Step 3: Cross multiply
   114,684x = 243,300 × 243,300
4. Step 4: Simplify right side
   114,684x = 59,194,890,000
5. Step 5: Solve for x
   x = 59,194,890,000/114,684
6. Step 6: Final answer
   x = 516,156.48