Finding the Third Proportional to 221,702.50 and 484,812

Step by Step Solution

1. Step 1: Write the proportion equation
   221,702.50 : 484,812 = 484,812 : x
2. Step 2: Convert to fraction form
   221,702.50/484,812 = 484,812/x
3. Step 3: Cross multiply
   221,702.50x = 484,812 × 484,812
4. Step 4: Simplify right side
   221,702.50x = 235,042,675,344
5. Step 5: Solve for x
   x = 235,042,675,344/221,702.50
6. Step 6: Final answer
   x = 1,060,171.52