Finding the Fourth Proportional to 2,138,956.96, 2,951,759.76 and 1,185,100.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,138,956.96 : 2,951,759.76 = 1,185,100.96 : x
2. Step 2: Convert to fraction form
   2,138,956.96/2,951,759.76 = 1,185,100.96/x
3. Step 3: Cross multiply
   2,138,956.96x = 2,951,759.76 × 1,185,100.96
4. Step 4: Simplify right side
   2,138,956.96x = 3,498,133,325,265.37
5. Step 5: Solve for x
   x = 3,498,133,325,265.37/2,138,956.96
6. Step 6: Final answer
   x = 1,635,438.86