Finding the Fourth Proportional to 2,137,162.12, 3,200,654.94 and 1,236,705.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,137,162.12 : 3,200,654.94 = 1,236,705.64 : x
2. Step 2: Convert to fraction form
   2,137,162.12/3,200,654.94 = 1,236,705.64/x
3. Step 3: Cross multiply
   2,137,162.12x = 3,200,654.94 × 1,236,705.64
4. Step 4: Simplify right side
   2,137,162.12x = 3,958,268,015,991.86
5. Step 5: Solve for x
   x = 3,958,268,015,991.86/2,137,162.12
6. Step 6: Final answer
   x = 1,852,114.06