Finding the Fourth Proportional to 3,389,213.62, 5,083,861.74 and 993,106.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,389,213.62 : 5,083,861.74 = 993,106.72 : x
2. Step 2: Convert to fraction form
   3,389,213.62/5,083,861.74 = 993,106.72/x
3. Step 3: Cross multiply
   3,389,213.62x = 5,083,861.74 × 993,106.72
4. Step 4: Simplify right side
   3,389,213.62x = 5,048,817,257,544.89
5. Step 5: Solve for x
   x = 5,048,817,257,544.89/3,389,213.62
6. Step 6: Final answer
   x = 1,489,672.18