Finding the Fourth Proportional to 73,479.32, 101,401.43 and 39,945.32

Step by Step Solution

1. Step 1: Write the proportion equation
   73,479.32 : 101,401.43 = 39,945.32 : x
2. Step 2: Convert to fraction form
   73,479.32/101,401.43 = 39,945.32/x
3. Step 3: Cross multiply
   73,479.32x = 101,401.43 × 39,945.32
4. Step 4: Simplify right side
   73,479.32x = 4,050,511,863.07
5. Step 5: Solve for x
   x = 4,050,511,863.07/73,479.32
6. Step 6: Final answer
   x = 55,124.52