Finding the Fourth Proportional to 2,043,820.65, 2,820,337.56 and 1,227,539.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043,820.65 : 2,820,337.56 = 1,227,539.31 : x
2. Step 2: Convert to fraction form
   2,043,820.65/2,820,337.56 = 1,227,539.31/x
3. Step 3: Cross multiply
   2,043,820.65x = 2,820,337.56 × 1,227,539.31
4. Step 4: Simplify right side
   2,043,820.65x = 3,462,075,222,369.48
5. Step 5: Solve for x
   x = 3,462,075,222,369.48/2,043,820.65
6. Step 6: Final answer
   x = 1,693,923.20