Finding the Fourth Proportional to 10,892,216.94, 16,340,098.56 and 3,216,638.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,892,216.94 : 16,340,098.56 = 3,216,638.17 : x
2. Step 2: Convert to fraction form
   10,892,216.94/16,340,098.56 = 3,216,638.17/x
3. Step 3: Cross multiply
   10,892,216.94x = 16,340,098.56 × 3,216,638.17
4. Step 4: Simplify right side
   10,892,216.94x = 52,560,184,729,658.04
5. Step 5: Solve for x
   x = 52,560,184,729,658.04/10,892,216.94
6. Step 6: Final answer
   x = 4,825,480.89