Finding the Fourth Proportional to 2,075,942.78, 2,864,802.83 and 1,158,172.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,075,942.78 : 2,864,802.83 = 1,158,172.11 : x
2. Step 2: Convert to fraction form
   2,075,942.78/2,864,802.83 = 1,158,172.11/x
3. Step 3: Cross multiply
   2,075,942.78x = 2,864,802.83 × 1,158,172.11
4. Step 4: Simplify right side
   2,075,942.78x = 3,317,934,739,078.93
5. Step 5: Solve for x
   x = 3,317,934,739,078.93/2,075,942.78
6. Step 6: Final answer
   x = 1,598,278.51