Finding the Fourth Proportional to 2,591,927.40, 3,576,790.80 and 1,445,978.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,927.40 : 3,576,790.80 = 1,445,978.28 : x
2. Step 2: Convert to fraction form
   2,591,927.40/3,576,790.80 = 1,445,978.28/x
3. Step 3: Cross multiply
   2,591,927.40x = 3,576,790.80 × 1,445,978.28
4. Step 4: Simplify right side
   2,591,927.40x = 5,171,961,808,903.82
5. Step 5: Solve for x
   x = 5,171,961,808,903.82/2,591,927.40
6. Step 6: Final answer
   x = 1,995,411.53