Finding the Fourth Proportional to 2,556,790.91, 3,830,240.85 and 2,141,530.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,790.91 : 3,830,240.85 = 2,141,530.02 : x
2. Step 2: Convert to fraction form
   2,556,790.91/3,830,240.85 = 2,141,530.02/x
3. Step 3: Cross multiply
   2,556,790.91x = 3,830,240.85 × 2,141,530.02
4. Step 4: Simplify right side
   2,556,790.91x = 8,202,575,764,105.32
5. Step 5: Solve for x
   x = 8,202,575,764,105.32/2,556,790.91
6. Step 6: Final answer
   x = 3,208,152.75