Finding the Fourth Proportional to 89,785.76, 134,677.82 and 34,381.76

Step by Step Solution

1. Step 1: Write the proportion equation
   89,785.76 : 134,677.82 = 34,381.76 : x
2. Step 2: Convert to fraction form
   89,785.76/134,677.82 = 34,381.76/x
3. Step 3: Cross multiply
   89,785.76x = 134,677.82 × 34,381.76
4. Step 4: Simplify right side
   89,785.76x = 4,630,459,639.27
5. Step 5: Solve for x
   x = 4,630,459,639.27/89,785.76
6. Step 6: Final answer
   x = 51,572.32