Finding the Fourth Proportional to 6,428,513.57, 8,868,823.25 and 3,673,723.07

Step by Step Solution

1. Step 1: Write the proportion equation
   6,428,513.57 : 8,868,823.25 = 3,673,723.07 : x
2. Step 2: Convert to fraction form
   6,428,513.57/8,868,823.25 = 3,673,723.07/x
3. Step 3: Cross multiply
   6,428,513.57x = 8,868,823.25 × 3,673,723.07
4. Step 4: Simplify right side
   6,428,513.57x = 32,581,600,581,080.82
5. Step 5: Solve for x
   x = 32,581,600,581,080.82/6,428,513.57
6. Step 6: Final answer
   x = 5,068,294.60