Finding the Fourth Proportional to 2,662,408.64, 3,674,123.73 and 1,438,714.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,662,408.64 : 3,674,123.73 = 1,438,714.71 : x
2. Step 2: Convert to fraction form
   2,662,408.64/3,674,123.73 = 1,438,714.71/x
3. Step 3: Cross multiply
   2,662,408.64x = 3,674,123.73 × 1,438,714.71
4. Step 4: Simplify right side
   2,662,408.64x = 5,286,015,856,711.07
5. Step 5: Solve for x
   x = 5,286,015,856,711.07/2,662,408.64
6. Step 6: Final answer
   x = 1,985,426.20