Finding the Fourth Proportional to 82,028.70, 122,947.04 and 37,659.72

Step by Step Solution

1. Step 1: Write the proportion equation
   82,028.70 : 122,947.04 = 37,659.72 : x
2. Step 2: Convert to fraction form
   82,028.70/122,947.04 = 37,659.72/x
3. Step 3: Cross multiply
   82,028.70x = 122,947.04 × 37,659.72
4. Step 4: Simplify right side
   82,028.70x = 4,630,151,101.23
5. Step 5: Solve for x
   x = 4,630,151,101.23/82,028.70
6. Step 6: Final answer
   x = 56,445.50