Finding the Third Proportional to 2,855,445.75 and 3,915,589.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,855,445.75 : 3,915,589.50 = 3,915,589.50 : x
2. Step 2: Convert to fraction form
   2,855,445.75/3,915,589.50 = 3,915,589.50/x
3. Step 3: Cross multiply
   2,855,445.75x = 3,915,589.50 × 3,915,589.50
4. Step 4: Simplify right side
   2,855,445.75x = 15,331,841,132,510.25
5. Step 5: Solve for x
   x = 15,331,841,132,510.25/2,855,445.75
6. Step 6: Final answer
   x = 5,369,333.71