Finding the Fourth Proportional to 2,860,754.31, 3,951,337.82 and 2,138,811.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,860,754.31 : 3,951,337.82 = 2,138,811.03 : x
2. Step 2: Convert to fraction form
   2,860,754.31/3,951,337.82 = 2,138,811.03/x
3. Step 3: Cross multiply
   2,860,754.31x = 3,951,337.82 × 2,138,811.03
4. Step 4: Simplify right side
   2,860,754.31x = 8,451,164,901,978.10
5. Step 5: Solve for x
   x = 8,451,164,901,978.10/2,860,754.31
6. Step 6: Final answer
   x = 2,954,173.62