Finding the Fourth Proportional to 12,284,300.30, 18,426,456.61 and 4,197,355.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,284,300.30 : 18,426,456.61 = 4,197,355.23 : x
2. Step 2: Convert to fraction form
   12,284,300.30/18,426,456.61 = 4,197,355.23/x
3. Step 3: Cross multiply
   12,284,300.30x = 18,426,456.61 × 4,197,355.23
4. Step 4: Simplify right side
   12,284,300.30x = 77,342,383,934,888.94
5. Step 5: Solve for x
   x = 77,342,383,934,888.94/12,284,300.30
6. Step 6: Final answer
   x = 6,296,034.94