Finding the Fourth Proportional to 2,678,388.68, 3,695,601.33 and 1,591,026.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,678,388.68 : 3,695,601.33 = 1,591,026.86 : x
2. Step 2: Convert to fraction form
   2,678,388.68/3,695,601.33 = 1,591,026.86/x
3. Step 3: Cross multiply
   2,678,388.68x = 3,695,601.33 × 1,591,026.86
4. Step 4: Simplify right side
   2,678,388.68x = 5,879,800,979,881.73
5. Step 5: Solve for x
   x = 5,879,800,979,881.73/2,678,388.68
6. Step 6: Final answer
   x = 2,195,275.47