Finding the Fourth Proportional to 2,427,838.56, 3,642,226.56 and 931,813.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,427,838.56 : 3,642,226.56 = 931,813.92 : x
2. Step 2: Convert to fraction form
   2,427,838.56/3,642,226.56 = 931,813.92/x
3. Step 3: Cross multiply
   2,427,838.56x = 3,642,226.56 × 931,813.92
4. Step 4: Simplify right side
   2,427,838.56x = 3,393,877,408,401.72
5. Step 5: Solve for x
   x = 3,393,877,408,401.72/2,427,838.56
6. Step 6: Final answer
   x = 1,397,900.78