Finding the Fourth Proportional to 22,444,162.47, 30,972,957.51 and 12,521,045.18

Step by Step Solution

1. Step 1: Write the proportion equation
   22,444,162.47 : 30,972,957.51 = 12,521,045.18 : x
2. Step 2: Convert to fraction form
   22,444,162.47/30,972,957.51 = 12,521,045.18/x
3. Step 3: Cross multiply
   22,444,162.47x = 30,972,957.51 × 12,521,045.18
4. Step 4: Simplify right side
   22,444,162.47x = 387,813,800,186,065.56
5. Step 5: Solve for x
   x = 387,813,800,186,065.56/22,444,162.47
6. Step 6: Final answer
   x = 17,279,049.76