Finding the Fourth Proportional to 3,635.98, 5,453.94 and 1,038.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,635.98 : 5,453.94 = 1,038.93 : x
2. Step 2: Convert to fraction form
   3,635.98/5,453.94 = 1,038.93/x
3. Step 3: Cross multiply
   3,635.98x = 5,453.94 × 1,038.93
4. Step 4: Simplify right side
   3,635.98x = 5,666,261.88
5. Step 5: Solve for x
   x = 5,666,261.88/3,635.98
6. Step 6: Final answer
   x = 1,558.39