Finding the Fourth Proportional to 2,017,815.94, 2,783,010.72 and 1,292,730.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017,815.94 : 2,783,010.72 = 1,292,730.76 : x
2. Step 2: Convert to fraction form
   2,017,815.94/2,783,010.72 = 1,292,730.76/x
3. Step 3: Cross multiply
   2,017,815.94x = 2,783,010.72 × 1,292,730.76
4. Step 4: Simplify right side
   2,017,815.94x = 3,597,683,563,153.75
5. Step 5: Solve for x
   x = 3,597,683,563,153.75/2,017,815.94
6. Step 6: Final answer
   x = 1,782,959.23