Finding the Fourth Proportional to 2,569,123.11, 3,545,389.76 and 1,407,613.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,569,123.11 : 3,545,389.76 = 1,407,613.39 : x
2. Step 2: Convert to fraction form
   2,569,123.11/3,545,389.76 = 1,407,613.39/x
3. Step 3: Cross multiply
   2,569,123.11x = 3,545,389.76 × 1,407,613.39
4. Step 4: Simplify right side
   2,569,123.11x = 4,990,538,093,600.45
5. Step 5: Solve for x
   x = 4,990,538,093,600.45/2,569,123.11
6. Step 6: Final answer
   x = 1,942,506.40