Finding the Fourth Proportional to 2,140,886,961.86, 3,214,482,832.47 and 1,197,333,683.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140,886,961.86 : 3,214,482,832.47 = 1,197,333,683.73 : x
2. Step 2: Convert to fraction form
   2,140,886,961.86/3,214,482,832.47 = 1,197,333,683.73/x
3. Step 3: Cross multiply
   2,140,886,961.86x = 3,214,482,832.47 × 1,197,333,683.73
4. Step 4: Simplify right side
   2,140,886,961.86x = 3,848,808,571,082,641,920
5. Step 5: Solve for x
   x = 3,848,808,571,082,641,920/2,140,886,961.86
6. Step 6: Final answer
   x = 1,797,763,562.32