Finding the Fourth Proportional to 2,979,081.12, 4,111,434.54 and 1,755,780.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,979,081.12 : 4,111,434.54 = 1,755,780.54 : x
2. Step 2: Convert to fraction form
   2,979,081.12/4,111,434.54 = 1,755,780.54/x
3. Step 3: Cross multiply
   2,979,081.12x = 4,111,434.54 × 1,755,780.54
4. Step 4: Simplify right side
   2,979,081.12x = 7,218,776,756,815.85
5. Step 5: Solve for x
   x = 7,218,776,756,815.85/2,979,081.12
6. Step 6: Final answer
   x = 2,423,155.49