Finding the Fourth Proportional to 6,406,078.17, 8,840,387.52 and 3,505,469.39

Step by Step Solution

1. Step 1: Write the proportion equation
   6,406,078.17 : 8,840,387.52 = 3,505,469.39 : x
2. Step 2: Convert to fraction form
   6,406,078.17/8,840,387.52 = 3,505,469.39/x
3. Step 3: Cross multiply
   6,406,078.17x = 8,840,387.52 × 3,505,469.39
4. Step 4: Simplify right side
   6,406,078.17x = 30,989,707,847,098.01
5. Step 5: Solve for x
   x = 30,989,707,847,098.01/6,406,078.17
6. Step 6: Final answer
   x = 4,837,547.56