Finding the Fourth Proportional to 22,079,039.77, 30,470,075.94 and 12,290,107.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,079,039.77 : 30,470,075.94 = 12,290,107.96 : x
2. Step 2: Convert to fraction form
   22,079,039.77/30,470,075.94 = 12,290,107.96/x
3. Step 3: Cross multiply
   22,079,039.77x = 30,470,075.94 × 12,290,107.96
4. Step 4: Simplify right side
   22,079,039.77x = 374,480,522,851,998.50
5. Step 5: Solve for x
   x = 374,480,522,851,998.50/22,079,039.77
6. Step 6: Final answer
   x = 16,960,906.21