Finding the Fourth Proportional to 6,321,100.50, 8,723,141.82 and 3,420,491.40

Step by Step Solution

1. Step 1: Write the proportion equation
   6,321,100.50 : 8,723,141.82 = 3,420,491.40 : x
2. Step 2: Convert to fraction form
   6,321,100.50/8,723,141.82 = 3,420,491.40/x
3. Step 3: Cross multiply
   6,321,100.50x = 8,723,141.82 × 3,420,491.40
4. Step 4: Simplify right side
   6,321,100.50x = 29,837,431,576,290.35
5. Step 5: Solve for x
   x = 29,837,431,576,290.35/6,321,100.50
6. Step 6: Final answer
   x = 4,720,290.65