Finding the Fourth Proportional to 22,486,078.33, 31,030,798.47 and 12,172,801.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,486,078.33 : 31,030,798.47 = 12,172,801.42 : x
2. Step 2: Convert to fraction form
   22,486,078.33/31,030,798.47 = 12,172,801.42/x
3. Step 3: Cross multiply
   22,486,078.33x = 31,030,798.47 × 12,172,801.42
4. Step 4: Simplify right side
   22,486,078.33x = 377,731,747,721,451
5. Step 5: Solve for x
   x = 377,731,747,721,451/22,486,078.33
6. Step 6: Final answer
   x = 16,798,471.58