Finding the Fourth Proportional to 2,131,404.12, 3,197,372.23 and 834,388.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,404.12 : 3,197,372.23 = 834,388.98 : x
2. Step 2: Convert to fraction form
   2,131,404.12/3,197,372.23 = 834,388.98/x
3. Step 3: Cross multiply
   2,131,404.12x = 3,197,372.23 × 834,388.98
4. Step 4: Simplify right side
   2,131,404.12x = 2,667,852,157,701.78
5. Step 5: Solve for x
   x = 2,667,852,157,701.78/2,131,404.12
6. Step 6: Final answer
   x = 1,251,687.62