Finding the Fourth Proportional to 2,171,115,362.69, 3,258,050,440.68 and 927,555,181.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171,115,362.69 : 3,258,050,440.68 = 927,555,181.86 : x
2. Step 2: Convert to fraction form
   2,171,115,362.69/3,258,050,440.68 = 927,555,181.86/x
3. Step 3: Cross multiply
   2,171,115,362.69x = 3,258,050,440.68 × 927,555,181.86
4. Step 4: Simplify right side
   2,171,115,362.69x = 3,022,021,569,013,990,400
5. Step 5: Solve for x
   x = 3,022,021,569,013,990,400/2,171,115,362.69
6. Step 6: Final answer
   x = 1,391,921,231.34