Finding the Fourth Proportional to 2,098,591.05, 3,147,705.76 and 1,277,716.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098,591.05 : 3,147,705.76 = 1,277,716.89 : x
2. Step 2: Convert to fraction form
   2,098,591.05/3,147,705.76 = 1,277,716.89/x
3. Step 3: Cross multiply
   2,098,591.05x = 3,147,705.76 × 1,277,716.89
4. Step 4: Simplify right side
   2,098,591.05x = 4,021,876,820,516.17
5. Step 5: Solve for x
   x = 4,021,876,820,516.17/2,098,591.05
6. Step 6: Final answer
   x = 1,916,465.25