Finding the Fourth Proportional to 89,348.67, 133,818.89 and 42,634.35

Step by Step Solution

1. Step 1: Write the proportion equation
   89,348.67 : 133,818.89 = 42,634.35 : x
2. Step 2: Convert to fraction form
   89,348.67/133,818.89 = 42,634.35/x
3. Step 3: Cross multiply
   89,348.67x = 133,818.89 × 42,634.35
4. Step 4: Simplify right side
   89,348.67x = 5,705,281,179.70
5. Step 5: Solve for x
   x = 5,705,281,179.70/89,348.67
6. Step 6: Final answer
   x = 63,854.13