Finding the Fourth Proportional to 12,987,808.41, 19,476,231.00 and 3,891,198.79

Step by Step Solution

1. Step 1: Write the proportion equation
   12,987,808.41 : 19,476,231.00 = 3,891,198.79 : x
2. Step 2: Convert to fraction form
   12,987,808.41/19,476,231.00 = 3,891,198.79/x
3. Step 3: Cross multiply
   12,987,808.41x = 19,476,231.00 × 3,891,198.79
4. Step 4: Simplify right side
   12,987,808.41x = 75,785,886,510,713.78
5. Step 5: Solve for x
   x = 75,785,886,510,713.78/12,987,808.41
6. Step 6: Final answer
   x = 5,835,155.87