Finding the Fourth Proportional to 2,574,379.12, 3,552,667.68 and 1,428,566.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574,379.12 : 3,552,667.68 = 1,428,566.08 : x
2. Step 2: Convert to fraction form
   2,574,379.12/3,552,667.68 = 1,428,566.08/x
3. Step 3: Cross multiply
   2,574,379.12x = 3,552,667.68 × 1,428,566.08
4. Step 4: Simplify right side
   2,574,379.12x = 5,075,220,541,160.30
5. Step 5: Solve for x
   x = 5,075,220,541,160.30/2,574,379.12
6. Step 6: Final answer
   x = 1,971,434.78