Finding the Fourth Proportional to 1,585,803.37, 2,188,407.82 and 897,462.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,585,803.37 : 2,188,407.82 = 897,462.74 : x
2. Step 2: Convert to fraction form
   1,585,803.37/2,188,407.82 = 897,462.74/x
3. Step 3: Cross multiply
   1,585,803.37x = 2,188,407.82 × 897,462.74
4. Step 4: Simplify right side
   1,585,803.37x = 1,964,014,462,945.27
5. Step 5: Solve for x
   x = 1,964,014,462,945.27/1,585,803.37
6. Step 6: Final answer
   x = 1,238,498.11