Finding the Fourth Proportional to 11,049,038,156.12, 16,585,355,443.12 and 4,756,581,869

Step by Step Solution

1. Step 1: Write the proportion equation
   11,049,038,156.12 : 16,585,355,443.12 = 4,756,581,869 : x
2. Step 2: Convert to fraction form
   11,049,038,156.12/16,585,355,443.12 = 4,756,581,869/x
3. Step 3: Cross multiply
   11,049,038,156.12x = 16,585,355,443.12 × 4,756,581,869
4. Step 4: Simplify right side
   11,049,038,156.12x = 78,889,600,991,665,061,888
5. Step 5: Solve for x
   x = 78,889,600,991,665,061,888/11,049,038,156.12
6. Step 6: Final answer
   x = 7,139,951,901.42