Finding the Fourth Proportional to 22,502,550.83, 31,053,669.21 and 12,189,273.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,502,550.83 : 31,053,669.21 = 12,189,273.82 : x
2. Step 2: Convert to fraction form
   22,502,550.83/31,053,669.21 = 12,189,273.82/x
3. Step 3: Cross multiply
   22,502,550.83x = 31,053,669.21 × 12,189,273.82
4. Step 4: Simplify right side
   22,502,550.83x = 378,521,677,038,758.94
5. Step 5: Solve for x
   x = 378,521,677,038,758.94/22,502,550.83
6. Step 6: Final answer
   x = 16,821,278.62