Finding the Fourth Proportional to 1,538,408.59, 2,124,365.59 and 958,621.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538,408.59 : 2,124,365.59 = 958,621.22 : x
2. Step 2: Convert to fraction form
   1,538,408.59/2,124,365.59 = 958,621.22/x
3. Step 3: Cross multiply
   1,538,408.59x = 2,124,365.59 × 958,621.22
4. Step 4: Simplify right side
   1,538,408.59x = 2,036,461,933,611.82
5. Step 5: Solve for x
   x = 2,036,461,933,611.82/1,538,408.59
6. Step 6: Final answer
   x = 1,323,745.82