Finding the Fourth Proportional to 2,591,003.49, 3,887,003.39 and 993,442

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,003.49 : 3,887,003.39 = 993,442 : x
2. Step 2: Convert to fraction form
   2,591,003.49/3,887,003.39 = 993,442/x
3. Step 3: Cross multiply
   2,591,003.49x = 3,887,003.39 × 993,442
4. Step 4: Simplify right side
   2,591,003.49x = 3,861,512,421,768.38
5. Step 5: Solve for x
   x = 3,861,512,421,768.38/2,591,003.49
6. Step 6: Final answer
   x = 1,490,354.00