Finding the Fourth Proportional to 87,818.75, 131,733.98 and 30,885.82

Step by Step Solution

1. Step 1: Write the proportion equation
   87,818.75 : 131,733.98 = 30,885.82 : x
2. Step 2: Convert to fraction form
   87,818.75/131,733.98 = 30,885.82/x
3. Step 3: Cross multiply
   87,818.75x = 131,733.98 × 30,885.82
4. Step 4: Simplify right side
   87,818.75x = 4,068,711,742.04
5. Step 5: Solve for x
   x = 4,068,711,742.04/87,818.75
6. Step 6: Final answer
   x = 46,330.79