Finding the Fourth Proportional to 22,774,269.72, 31,428,422.82 and 12,320,282.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,774,269.72 : 31,428,422.82 = 12,320,282.76 : x
2. Step 2: Convert to fraction form
   22,774,269.72/31,428,422.82 = 12,320,282.76/x
3. Step 3: Cross multiply
   22,774,269.72x = 31,428,422.82 × 12,320,282.76
4. Step 4: Simplify right side
   22,774,269.72x = 387,207,055,843,236.56
5. Step 5: Solve for x
   x = 387,207,055,843,236.56/22,774,269.72
6. Step 6: Final answer
   x = 17,001,952.67