Finding the Third Proportional to 243,600 and 531,466.50

Step by Step Solution

1. Step 1: Write the proportion equation
   243,600 : 531,466.50 = 531,466.50 : x
2. Step 2: Convert to fraction form
   243,600/531,466.50 = 531,466.50/x
3. Step 3: Cross multiply
   243,600x = 531,466.50 × 531,466.50
4. Step 4: Simplify right side
   243,600x = 282,456,640,622.25
5. Step 5: Solve for x
   x = 282,456,640,622.25/243,600
6. Step 6: Final answer
   x = 1,159,510.02