Finding the Fourth Proportional to 2,556,939, 3,528,572.58 and 1,411,019.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,939 : 3,528,572.58 = 1,411,019.40 : x
2. Step 2: Convert to fraction form
   2,556,939/3,528,572.58 = 1,411,019.40/x
3. Step 3: Cross multiply
   2,556,939x = 3,528,572.58 × 1,411,019.40
4. Step 4: Simplify right side
   2,556,939x = 4,978,884,364,688.05
5. Step 5: Solve for x
   x = 4,978,884,364,688.05/2,556,939
6. Step 6: Final answer
   x = 1,947,204.98