Finding the Fourth Proportional to 1,899,588.94, 2,621,433.82 and 1,028,423.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,899,588.94 : 2,621,433.82 = 1,028,423.86 : x
2. Step 2: Convert to fraction form
   1,899,588.94/2,621,433.82 = 1,028,423.86/x
3. Step 3: Cross multiply
   1,899,588.94x = 2,621,433.82 × 1,028,423.86
4. Step 4: Simplify right side
   1,899,588.94x = 2,695,945,091,293.94
5. Step 5: Solve for x
   x = 2,695,945,091,293.94/1,899,588.94
6. Step 6: Final answer
   x = 1,419,225.51