Finding the Fourth Proportional to 82,404.27, 113,722.25 and 52,178.58

Step by Step Solution

1. Step 1: Write the proportion equation
   82,404.27 : 113,722.25 = 52,178.58 : x
2. Step 2: Convert to fraction form
   82,404.27/113,722.25 = 52,178.58/x
3. Step 3: Cross multiply
   82,404.27x = 113,722.25 × 52,178.58
4. Step 4: Simplify right side
   82,404.27x = 5,933,865,258.51
5. Step 5: Solve for x
   x = 5,933,865,258.51/82,404.27
6. Step 6: Final answer
   x = 72,009.20