Finding the Fourth Proportional to 2,644,513.42, 3,964,444.20 and 1,048,197.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644,513.42 : 3,964,444.20 = 1,048,197.28 : x
2. Step 2: Convert to fraction form
   2,644,513.42/3,964,444.20 = 1,048,197.28/x
3. Step 3: Cross multiply
   2,644,513.42x = 3,964,444.20 × 1,048,197.28
4. Step 4: Simplify right side
   2,644,513.42x = 4,155,519,627,151.78
5. Step 5: Solve for x
   x = 4,155,519,627,151.78/2,644,513.42
6. Step 6: Final answer
   x = 1,571,374.00