Finding the Fourth Proportional to 6,404,533.41, 9,606,788.43 and 2,086,578.53

Step by Step Solution

1. Step 1: Write the proportion equation
   6,404,533.41 : 9,606,788.43 = 2,086,578.53 : x
2. Step 2: Convert to fraction form
   6,404,533.41/9,606,788.43 = 2,086,578.53/x
3. Step 3: Cross multiply
   6,404,533.41x = 9,606,788.43 × 2,086,578.53
4. Step 4: Simplify right side
   6,404,533.41x = 20,045,318,460,457.25
5. Step 5: Solve for x
   x = 20,045,318,460,457.25/6,404,533.41
6. Step 6: Final answer
   x = 3,129,863.99