Finding the Third Proportional to 215,522 and 468,382.50

Step by Step Solution

1. Step 1: Write the proportion equation
   215,522 : 468,382.50 = 468,382.50 : x
2. Step 2: Convert to fraction form
   215,522/468,382.50 = 468,382.50/x
3. Step 3: Cross multiply
   215,522x = 468,382.50 × 468,382.50
4. Step 4: Simplify right side
   215,522x = 219,382,166,306.25
5. Step 5: Solve for x
   x = 219,382,166,306.25/215,522
6. Step 6: Final answer
   x = 1,017,910.78