Finding the Fourth Proportional to 3,389,212.62, 5,083,860.24 and 993,105.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,389,212.62 : 5,083,860.24 = 993,105.72 : x
2. Step 2: Convert to fraction form
   3,389,212.62/5,083,860.24 = 993,105.72/x
3. Step 3: Cross multiply
   3,389,212.62x = 5,083,860.24 × 993,105.72
4. Step 4: Simplify right side
   3,389,212.62x = 5,048,810,684,024.57
5. Step 5: Solve for x
   x = 5,048,810,684,024.57/3,389,212.62
6. Step 6: Final answer
   x = 1,489,670.68