Finding the Fourth Proportional to 3,747.35, 5,611.91 and 3,648.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,747.35 : 5,611.91 = 3,648.93 : x
2. Step 2: Convert to fraction form
   3,747.35/5,611.91 = 3,648.93/x
3. Step 3: Cross multiply
   3,747.35x = 5,611.91 × 3,648.93
4. Step 4: Simplify right side
   3,747.35x = 20,477,448.51
5. Step 5: Solve for x
   x = 20,477,448.51/3,747.35
6. Step 6: Final answer
   x = 5,464.52