Finding the Fourth Proportional to 16,428,900.94, 24,638,110.81 and 5,643,601.09

Step by Step Solution

1. Step 1: Write the proportion equation
   16,428,900.94 : 24,638,110.81 = 5,643,601.09 : x
2. Step 2: Convert to fraction form
   16,428,900.94/24,638,110.81 = 5,643,601.09/x
3. Step 3: Cross multiply
   16,428,900.94x = 24,638,110.81 × 5,643,601.09
4. Step 4: Simplify right side
   16,428,900.94x = 139,047,668,947,152.52
5. Step 5: Solve for x
   x = 139,047,668,947,152.52/16,428,900.94
6. Step 6: Final answer
   x = 8,463,601.40