Finding the Fourth Proportional to 22,007,738, 30,370,086.72 and 13,192,169.24

Step by Step Solution

1. Step 1: Write the proportion equation
   22,007,738 : 30,370,086.72 = 13,192,169.24 : x
2. Step 2: Convert to fraction form
   22,007,738/30,370,086.72 = 13,192,169.24/x
3. Step 3: Cross multiply
   22,007,738x = 30,370,086.72 × 13,192,169.24
4. Step 4: Simplify right side
   22,007,738x = 400,647,323,843,716.50
5. Step 5: Solve for x
   x = 400,647,323,843,716.50/22,007,738
6. Step 6: Final answer
   x = 18,204,838.85