Finding the Fourth Proportional to 21,806,114.72, 30,092,637.30 and 12,016,910.12

Step by Step Solution

1. Step 1: Write the proportion equation
   21,806,114.72 : 30,092,637.30 = 12,016,910.12 : x
2. Step 2: Convert to fraction form
   21,806,114.72/30,092,637.30 = 12,016,910.12/x
3. Step 3: Cross multiply
   21,806,114.72x = 30,092,637.30 × 12,016,910.12
4. Step 4: Simplify right side
   21,806,114.72x = 361,620,517,707,859.44
5. Step 5: Solve for x
   x = 361,620,517,707,859.44/21,806,114.72
6. Step 6: Final answer
   x = 16,583,445.62