Finding the Fourth Proportional to 6,428,180.10, 8,870,997.42 and 3,527,840.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,428,180.10 : 8,870,997.42 = 3,527,840.82 : x
2. Step 2: Convert to fraction form
   6,428,180.10/8,870,997.42 = 3,527,840.82/x
3. Step 3: Cross multiply
   6,428,180.10x = 8,870,997.42 × 3,527,840.82
4. Step 4: Simplify right side
   6,428,180.10x = 31,295,466,812,390.68
5. Step 5: Solve for x
   x = 31,295,466,812,390.68/6,428,180.10
6. Step 6: Final answer
   x = 4,868,480.09