Finding the Fourth Proportional to 2,107,944.79, 3,161,906.60 and 510,507.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,107,944.79 : 3,161,906.60 = 510,507.83 : x
2. Step 2: Convert to fraction form
   2,107,944.79/3,161,906.60 = 510,507.83/x
3. Step 3: Cross multiply
   2,107,944.79x = 3,161,906.60 × 510,507.83
4. Step 4: Simplify right side
   2,107,944.79x = 1,614,178,074,476.14
5. Step 5: Solve for x
   x = 1,614,178,074,476.14/2,107,944.79
6. Step 6: Final answer
   x = 765,759.18