Finding the Fourth Proportional to 2,557,062.24, 3,528,742.32 and 1,411,142.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557,062.24 : 3,528,742.32 = 1,411,142.40 : x
2. Step 2: Convert to fraction form
   2,557,062.24/3,528,742.32 = 1,411,142.40/x
3. Step 3: Cross multiply
   2,557,062.24x = 3,528,742.32 × 1,411,142.40
4. Step 4: Simplify right side
   2,557,062.24x = 4,979,557,906,426.37
5. Step 5: Solve for x
   x = 4,979,557,906,426.37/2,557,062.24
6. Step 6: Final answer
   x = 1,947,374.54