Finding the Fourth Proportional to 741,196.88, 1,022,914.68 and 620,124.56

Step by Step Solution

1. Step 1: Write the proportion equation
   741,196.88 : 1,022,914.68 = 620,124.56 : x
2. Step 2: Convert to fraction form
   741,196.88/1,022,914.68 = 620,124.56/x
3. Step 3: Cross multiply
   741,196.88x = 1,022,914.68 × 620,124.56
4. Step 4: Simplify right side
   741,196.88x = 634,334,515,852.54
5. Step 5: Solve for x
   x = 634,334,515,852.54/741,196.88
6. Step 6: Final answer
   x = 855,824.59