Finding the Fourth Proportional to 40,379.61, 55,538.42 and 32,404.35

Step by Step Solution

1. Step 1: Write the proportion equation
   40,379.61 : 55,538.42 = 32,404.35 : x
2. Step 2: Convert to fraction form
   40,379.61/55,538.42 = 32,404.35/x
3. Step 3: Cross multiply
   40,379.61x = 55,538.42 × 32,404.35
4. Step 4: Simplify right side
   40,379.61x = 1,799,686,238.11
5. Step 5: Solve for x
   x = 1,799,686,238.11/40,379.61
6. Step 6: Final answer
   x = 44,569.18