Finding the Fourth Proportional to 2,381,649.20, 3,286,611.90 and 1,401,645.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,381,649.20 : 3,286,611.90 = 1,401,645.89 : x
2. Step 2: Convert to fraction form
   2,381,649.20/3,286,611.90 = 1,401,645.89/x
3. Step 3: Cross multiply
   2,381,649.20x = 3,286,611.90 × 1,401,645.89
4. Step 4: Simplify right side
   2,381,649.20x = 4,606,666,061,660.09
5. Step 5: Solve for x
   x = 4,606,666,061,660.09/2,381,649.20
6. Step 6: Final answer
   x = 1,934,233.67