Finding the Third Proportional to 216,607.50 and 475,065

Step by Step Solution

1. Step 1: Write the proportion equation
   216,607.50 : 475,065 = 475,065 : x
2. Step 2: Convert to fraction form
   216,607.50/475,065 = 475,065/x
3. Step 3: Cross multiply
   216,607.50x = 475,065 × 475,065
4. Step 4: Simplify right side
   216,607.50x = 225,686,754,225
5. Step 5: Solve for x
   x = 225,686,754,225/216,607.50
6. Step 6: Final answer
   x = 1,041,915.70