Finding the Fourth Proportional to 2,051,868.87, 2,830,110.42 and 1,440,158.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051,868.87 : 2,830,110.42 = 1,440,158.10 : x
2. Step 2: Convert to fraction form
   2,051,868.87/2,830,110.42 = 1,440,158.10/x
3. Step 3: Cross multiply
   2,051,868.87x = 2,830,110.42 × 1,440,158.10
4. Step 4: Simplify right side
   2,051,868.87x = 4,075,806,445,257.40
5. Step 5: Solve for x
   x = 4,075,806,445,257.40/2,051,868.87
6. Step 6: Final answer
   x = 1,986,387.39