Finding the Fourth Proportional to 22,112,361.54, 30,513,718.41 and 12,188,810.22

Step by Step Solution

1. Step 1: Write the proportion equation
   22,112,361.54 : 30,513,718.41 = 12,188,810.22 : x
2. Step 2: Convert to fraction form
   22,112,361.54/30,513,718.41 = 12,188,810.22/x
3. Step 3: Cross multiply
   22,112,361.54x = 30,513,718.41 × 12,188,810.22
4. Step 4: Simplify right side
   22,112,361.54x = 371,925,922,806,010.19
5. Step 5: Solve for x
   x = 371,925,922,806,010.19/22,112,361.54
6. Step 6: Final answer
   x = 16,819,819.18