Finding the Fourth Proportional to 16,288,507.94, 22,478,411.79 and 8,947,020.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,288,507.94 : 22,478,411.79 = 8,947,020.42 : x
2. Step 2: Convert to fraction form
   16,288,507.94/22,478,411.79 = 8,947,020.42/x
3. Step 3: Cross multiply
   16,288,507.94x = 22,478,411.79 × 8,947,020.42
4. Step 4: Simplify right side
   16,288,507.94x = 201,114,809,294,298.75
5. Step 5: Solve for x
   x = 201,114,809,294,298.75/16,288,507.94
6. Step 6: Final answer
   x = 12,347,036.95