Finding the Fourth Proportional to 21,816,422.30, 30,106,753.71 and 12,026,651.42

Step by Step Solution

1. Step 1: Write the proportion equation
   21,816,422.30 : 30,106,753.71 = 12,026,651.42 : x
2. Step 2: Convert to fraction form
   21,816,422.30/30,106,753.71 = 12,026,651.42/x
3. Step 3: Cross multiply
   21,816,422.30x = 30,106,753.71 × 12,026,651.42
4. Step 4: Simplify right side
   21,816,422.30x = 362,083,432,257,961.75
5. Step 5: Solve for x
   x = 362,083,432,257,961.75/21,816,422.30
6. Step 6: Final answer
   x = 16,596,829.09