Finding the Fourth Proportional to 16,390,078.55, 22,617,715.59 and 9,047,754.03

Step by Step Solution

1. Step 1: Write the proportion equation
   16,390,078.55 : 22,617,715.59 = 9,047,754.03 : x
2. Step 2: Convert to fraction form
   16,390,078.55/22,617,715.59 = 9,047,754.03/x
3. Step 3: Cross multiply
   16,390,078.55x = 22,617,715.59 × 9,047,754.03
4. Step 4: Simplify right side
   16,390,078.55x = 204,639,527,378,816.31
5. Step 5: Solve for x
   x = 204,639,527,378,816.31/16,390,078.55
6. Step 6: Final answer
   x = 12,485,573.32