Finding the Fourth Proportional to 22,379,928,585.38, 30,884,141,545.02 and 12,218,656,122.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,379,928,585.38 : 30,884,141,545.02 = 12,218,656,122.38 : x
2. Step 2: Convert to fraction form
   22,379,928,585.38/30,884,141,545.02 = 12,218,656,122.38/x
3. Step 3: Cross multiply
   22,379,928,585.38x = 30,884,141,545.02 × 12,218,656,122.38
4. Step 4: Simplify right side
   22,379,928,585.38x = 377,362,705,173,509,111,808
5. Step 5: Solve for x
   x = 377,362,705,173,509,111,808/22,379,928,585.38
6. Step 6: Final answer
   x = 16,861,658,147.56