Finding the Fourth Proportional to 2,123,161.76, 2,930,046.17 and 1,205,476.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123,161.76 : 2,930,046.17 = 1,205,476.29 : x
2. Step 2: Convert to fraction form
   2,123,161.76/2,930,046.17 = 1,205,476.29/x
3. Step 3: Cross multiply
   2,123,161.76x = 2,930,046.17 × 1,205,476.29
4. Step 4: Simplify right side
   2,123,161.76x = 3,532,101,180,512.93
5. Step 5: Solve for x
   x = 3,532,101,180,512.93/2,123,161.76
6. Step 6: Final answer
   x = 1,663,604.37