Finding the Fourth Proportional to 2,104,521.98, 2,903,578.52 and 1,287,874.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104,521.98 : 2,903,578.52 = 1,287,874.31 : x
2. Step 2: Convert to fraction form
   2,104,521.98/2,903,578.52 = 1,287,874.31/x
3. Step 3: Cross multiply
   2,104,521.98x = 2,903,578.52 × 1,287,874.31
4. Step 4: Simplify right side
   2,104,521.98x = 3,739,444,162,018.56
5. Step 5: Solve for x
   x = 3,739,444,162,018.56/2,104,521.98
6. Step 6: Final answer
   x = 1,776,861.54