Finding the Fourth Proportional to 6,491,196.39, 8,910,943.01 and 5,571,829.43

Step by Step Solution

1. Step 1: Write the proportion equation
   6,491,196.39 : 8,910,943.01 = 5,571,829.43 : x
2. Step 2: Convert to fraction form
   6,491,196.39/8,910,943.01 = 5,571,829.43/x
3. Step 3: Cross multiply
   6,491,196.39x = 8,910,943.01 × 5,571,829.43
4. Step 4: Simplify right side
   6,491,196.39x = 49,650,254,473,172.96
5. Step 5: Solve for x
   x = 49,650,254,473,172.96/6,491,196.39
6. Step 6: Final answer
   x = 7,648,860.32