Finding the Fourth Proportional to 1,538,900.37, 2,308,350.69 and 416,969.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538,900.37 : 2,308,350.69 = 416,969.37 : x
2. Step 2: Convert to fraction form
   1,538,900.37/2,308,350.69 = 416,969.37/x
3. Step 3: Cross multiply
   1,538,900.37x = 2,308,350.69 × 416,969.37
4. Step 4: Simplify right side
   1,538,900.37x = 962,511,532,948.37
5. Step 5: Solve for x
   x = 962,511,532,948.37/1,538,900.37
6. Step 6: Final answer
   x = 625,454.09