Finding the Fourth Proportional to 52,178.32, 78,216 and 33,404.92

Step by Step Solution

1. Step 1: Write the proportion equation
   52,178.32 : 78,216 = 33,404.92 : x
2. Step 2: Convert to fraction form
   52,178.32/78,216 = 33,404.92/x
3. Step 3: Cross multiply
   52,178.32x = 78,216 × 33,404.92
4. Step 4: Simplify right side
   52,178.32x = 2,612,799,222.72
5. Step 5: Solve for x
   x = 2,612,799,222.72/52,178.32
6. Step 6: Final answer
   x = 50,074.42