Finding the Third Proportional to 2,257,819.50 and 3,218,554.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,257,819.50 : 3,218,554.50 = 3,218,554.50 : x
2. Step 2: Convert to fraction form
   2,257,819.50/3,218,554.50 = 3,218,554.50/x
3. Step 3: Cross multiply
   2,257,819.50x = 3,218,554.50 × 3,218,554.50
4. Step 4: Simplify right side
   2,257,819.50x = 10,359,093,069,470.25
5. Step 5: Solve for x
   x = 10,359,093,069,470.25/2,257,819.50
6. Step 6: Final answer
   x = 4,588,096.20