Finding the Fourth Proportional to 2,665,689.60, 3,674,825.53 and 1,900,414.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,689.60 : 3,674,825.53 = 1,900,414.56 : x
2. Step 2: Convert to fraction form
   2,665,689.60/3,674,825.53 = 1,900,414.56/x
3. Step 3: Cross multiply
   2,665,689.60x = 3,674,825.53 × 1,900,414.56
4. Step 4: Simplify right side
   2,665,689.60x = 6,983,691,942,671.72
5. Step 5: Solve for x
   x = 6,983,691,942,671.72/2,665,689.60
6. Step 6: Final answer
   x = 2,619,844.39