Finding the Fourth Proportional to 21,988,651.73, 30,344,740.59 and 12,066,046.31

Step by Step Solution

1. Step 1: Write the proportion equation
   21,988,651.73 : 30,344,740.59 = 12,066,046.31 : x
2. Step 2: Convert to fraction form
   21,988,651.73/30,344,740.59 = 12,066,046.31/x
3. Step 3: Cross multiply
   21,988,651.73x = 30,344,740.59 × 12,066,046.31
4. Step 4: Simplify right side
   21,988,651.73x = 366,141,045,223,876.75
5. Step 5: Solve for x
   x = 366,141,045,223,876.75/21,988,651.73
6. Step 6: Final answer
   x = 16,651,364.06