Finding the Fourth Proportional to 89,351.30, 133,822.82 and 42,636.98

Step by Step Solution

1. Step 1: Write the proportion equation
   89,351.30 : 133,822.82 = 42,636.98 : x
2. Step 2: Convert to fraction form
   89,351.30/133,822.82 = 42,636.98/x
3. Step 3: Cross multiply
   89,351.30x = 133,822.82 × 42,636.98
4. Step 4: Simplify right side
   89,351.30x = 5,705,800,337.36
5. Step 5: Solve for x
   x = 5,705,800,337.36/89,351.30
6. Step 6: Final answer
   x = 63,858.06