Finding the Third Proportional to 118,219.50 and 262,683

Step by Step Solution

1. Step 1: Write the proportion equation
   118,219.50 : 262,683 = 262,683 : x
2. Step 2: Convert to fraction form
   118,219.50/262,683 = 262,683/x
3. Step 3: Cross multiply
   118,219.50x = 262,683 × 262,683
4. Step 4: Simplify right side
   118,219.50x = 69,002,358,489
5. Step 5: Solve for x
   x = 69,002,358,489/118,219.50
6. Step 6: Final answer
   x = 583,680.01