Finding the Fourth Proportional to 2,051,731.20, 3,075,139.20 and 1,053,945.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051,731.20 : 3,075,139.20 = 1,053,945.60 : x
2. Step 2: Convert to fraction form
   2,051,731.20/3,075,139.20 = 1,053,945.60/x
3. Step 3: Cross multiply
   2,051,731.20x = 3,075,139.20 × 1,053,945.60
4. Step 4: Simplify right side
   2,051,731.20x = 3,241,029,429,227.52
5. Step 5: Solve for x
   x = 3,241,029,429,227.52/2,051,731.20
6. Step 6: Final answer
   x = 1,579,655.97