Finding the Fourth Proportional to 1,555,825, 2,147,040.42 and 840,433

Step by Step Solution

1. Step 1: Write the proportion equation
   1,555,825 : 2,147,040.42 = 840,433 : x
2. Step 2: Convert to fraction form
   1,555,825/2,147,040.42 = 840,433/x
3. Step 3: Cross multiply
   1,555,825x = 2,147,040.42 × 840,433
4. Step 4: Simplify right side
   1,555,825x = 1,804,443,621,301.86
5. Step 5: Solve for x
   x = 1,804,443,621,301.86/1,555,825
6. Step 6: Final answer
   x = 1,159,798.58