Finding the Fourth Proportional to 22,958,251, 31,683,823.86 and 12,644,970.28

Step by Step Solution

1. Step 1: Write the proportion equation
   22,958,251 : 31,683,823.86 = 12,644,970.28 : x
2. Step 2: Convert to fraction form
   22,958,251/31,683,823.86 = 12,644,970.28/x
3. Step 3: Cross multiply
   22,958,251x = 31,683,823.86 × 12,644,970.28
4. Step 4: Simplify right side
   22,958,251x = 400,641,011,066,454.88
5. Step 5: Solve for x
   x = 400,641,011,066,454.88/22,958,251
6. Step 6: Final answer
   x = 17,450,850.72