Finding the Fourth Proportional to 2,910,517.74, 3,987,428.67 and 2,801,429.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,910,517.74 : 3,987,428.67 = 2,801,429.46 : x
2. Step 2: Convert to fraction form
   2,910,517.74/3,987,428.67 = 2,801,429.46/x
3. Step 3: Cross multiply
   2,910,517.74x = 3,987,428.67 × 2,801,429.46
4. Step 4: Simplify right side
   2,910,517.74x = 11,170,500,145,786.62
5. Step 5: Solve for x
   x = 11,170,500,145,786.62/2,910,517.74
6. Step 6: Final answer
   x = 3,837,977.00