Finding the Fourth Proportional to 2,111,441.78, 2,913,793.54 and 1,144,569.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,441.78 : 2,913,793.54 = 1,144,569.08 : x
2. Step 2: Convert to fraction form
   2,111,441.78/2,913,793.54 = 1,144,569.08/x
3. Step 3: Cross multiply
   2,111,441.78x = 2,913,793.54 × 1,144,569.08
4. Step 4: Simplify right side
   2,111,441.78x = 3,335,037,991,387.74
5. Step 5: Solve for x
   x = 3,335,037,991,387.74/2,111,441.78
6. Step 6: Final answer
   x = 1,579,507.44