Finding the Fourth Proportional to 2,979,111.29, 4,111,052.51 and 1,689,923.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,979,111.29 : 4,111,052.51 = 1,689,923.99 : x
2. Step 2: Convert to fraction form
   2,979,111.29/4,111,052.51 = 1,689,923.99/x
3. Step 3: Cross multiply
   2,979,111.29x = 4,111,052.51 × 1,689,923.99
4. Step 4: Simplify right side
   2,979,111.29x = 6,947,366,231,793.83
5. Step 5: Solve for x
   x = 6,947,366,231,793.83/2,979,111.29
6. Step 6: Final answer
   x = 2,332,026.42