Finding the Fourth Proportional to 10,927,628.37, 16,388,586.12 and 3,249,205.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,927,628.37 : 16,388,586.12 = 3,249,205.31 : x
2. Step 2: Convert to fraction form
   10,927,628.37/16,388,586.12 = 3,249,205.31/x
3. Step 3: Cross multiply
   10,927,628.37x = 16,388,586.12 × 3,249,205.31
4. Step 4: Simplify right side
   10,927,628.37x = 53,249,881,044,496.30
5. Step 5: Solve for x
   x = 53,249,881,044,496.30/10,927,628.37
6. Step 6: Final answer
   x = 4,872,958.64