Finding the Fourth Proportional to 10,640,389.14, 15,962,825.72 and 3,451,362.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,640,389.14 : 15,962,825.72 = 3,451,362.55 : x
2. Step 2: Convert to fraction form
   10,640,389.14/15,962,825.72 = 3,451,362.55/x
3. Step 3: Cross multiply
   10,640,389.14x = 15,962,825.72 × 3,451,362.55
4. Step 4: Simplify right side
   10,640,389.14x = 55,093,498,882,184.79
5. Step 5: Solve for x
   x = 55,093,498,882,184.79/10,640,389.14
6. Step 6: Final answer
   x = 5,177,771.05